Kosinerjewelry Reviews 

195
TrustScore 4 out of 5

4.2

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Review summary

Created with AI, based on recent reviews

Looking at 48 reviews, reviewers had a great experience with this company. Customers are delighted with the beautiful and high-quality jewelry, often noting excellent craftsmanship and a luxurious feel. The customer service team is frequently praised for being friendly, responsive, and genuinely helpful in resolving issues and assisting with orders. However, some customers reported receiving items that were too small, had missing parts, or varied in color from advertisements, with a few also questioning the quality of certain items like thin gold bars or uneven craftsmanship. Additionally, some people experienced slow response times or unhelpful initial interactions when trying to resolve order changes or returns.

What people talk about most

Product

Reviewers highlight positive aspects of product quality, with many praising the beautiful designs,... See more

Quality

Reviewers mention positive feedback about quality, with many customers impressed by the craftsmanship and... See more

Customer service

Customers consistently note positive experiences with customer service, highlighting the team's efficiency,... See more

Order

Users describe ambiguous interactions with order, with some expressing satisfaction and willingness to... See more

Response time

Clients share ambiguous opinions on response time, with many reviewers expressing frustration over slow or... See more

Reviews shaping this summary

Rated 4 out of 5 stars

I bought three earrings from kosiner. Two seem good and excellent for the price (although I've only had the earrings for a couple weeks so can't say if they'll tarnish or are proper 14k gold as sold... See more

Company replied

Rated 4 out of 5 stars

Order# KS45459 Bought a pair of Open Huggies earrings on the site a week ago. I was very disappointed on receiving the items as they are far too small/tiny to even hold down to, let al... See more

Company replied

Rated 5 out of 5 stars

My experience has been good so far. I ordered a 5mm size earring for my tragus piercing but didn’t realize that it would be too small for it. The earring itself is beautiful and Im willing to get a bi... See more

Company replied

Rated 5 out of 5 stars

I purchased a pair of earrings which unfortunately arrived with a part missing. I emailed the company and although they did take a couple of days to respond they apologised, then quickly rectified t... See more

Company replied


4.2

Great

TrustScore 4 out of 5

195 reviews

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Replied to 100% of negative reviews

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4.2

All reviews

(195)

163 reviews in the last 12 months

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Rated 3 out of 5 stars

Earrings were ok, customer service was slow

I received several earrings as a Christmas present from my boyfriend; however, I did not like one pair, and another he accidentally ordered as a single instead of a pair. I contacted customer service through their website chat and was provided detailed instructions on how to return the three earrings I didn't want to keep. After following up multiple times (and after posting negative reviews online), I finally received a refund 33 days after Kosiner received my return. While I appreciate that I did ultimately receive a refund and understand that the delay was apparently due to the Chinese new year extended holiday, the overall experience was not great.

January 15, 2026
Unprompted review
Rated 3 out of 5 stars

Horrible customer service & product quality

They took a very long time to ship and then once I received my order one of the pairs that I bought came broken. I contact their customer service email with a picture of the broken earrings and requesting a refund. The first email I sent them was December 27, 2025. Their team said that they would issue the refund on January 11, 2026 and that the refund will be processed in 3-6 business days. It's now February 15, 2026 and I still haven't received my refund and had to file a claim through my bank so they can do an investigation and process my refund. I do not recommend this company, they have terrible customer service support and for the earrings to arrive broken means their quality isn't that great if the product doesn't even hold up during shipping.

**Update**
Kosiner has finally issued my refund back to my bank on February 18 and refunded me an extra $50 as a sign of good gesture. Because of this, I have changed my rating from 1 star to 3 since I feel like they are working on their customer service and trying to do what is right for the customer and I appreciate that.

December 25, 2025
Unprompted review
Rated 5 out of 5 stars

I’m absolutely delighted

I’m absolutely delighted with my 14K Solid Gold Opal Ear Piercing Stud from Kosiner Jewelry. The earrings feel luxurious and substantial without being heavy, and the opal stone has a beautiful glow that catches the light perfectly.

The quality of the materials and craftsmanship is excellent .

On top of the lovely product, Kosiner’s customer service was fantastic — responsive, friendly, and genuinely helpful from start to finish. Highly recommend both the stud and the brand!

February 11, 2026
Unprompted review
Rated 4 out of 5 stars

Not a happy experience

Order# KS45459
Bought a pair of Open Huggies earrings on the site a week ago.
I was very disappointed on receiving the items as they are far too small/tiny to even hold down to, let alone to put them in my helix pieces.
I request a return authorisation on the ground of not made fit for purpose.
Then you get those lengthy justifications of no faulty on the produc and suggestions with discounts, give them to friends, etc, to refuse for a returning and refund.
It’s been a disappointing, stressful and frustrating experience.
They don’t seem to understand UK remote/online shopping and consumer laws/rights about that the products have to be fit for purposes and consumers’ rights to cancel/return the order within 14 days if not satisfied.

Amendment : 05/02/2026

After a few back forth emails, we’ve reached a mutual agreement that they given me a full refund and let me keep the product.
I’m pleased that they are working on their Customer Service and I think every one deserves a second chance to be excellent.

February 1, 2026
Unprompted review
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Reply from Kosinerjewelry

Hi Lydia,

Thank you for taking the time to share your experience and for updating your review.

We’re truly sorry that your initial experience did not meet your expectations, especially regarding the fit of the Open Huggies earrings. We understand how frustrating this situation felt, and we appreciate you sharing your concerns openly.

We’re glad that after further communication, we were able to reach a mutual agreement and resolve the issue with a full refund while allowing you to keep the product. Your feedback has helped us reflect on how we communicate product sizing and return options more clearly.

Thank you for acknowledging our customer service efforts and for giving us a second chance. We genuinely value every customer and are committed to continuing to improve both our products and our service.

If you ever need assistance in the future, please don’t hesitate to reach out — we’ll be more than happy to help.

Warm regards,
Kosiner Jewelry Customer Support Team

Rated 2 out of 5 stars

Beautiful but poor quality threads.

The earrings I ordered look beautiful, but upon taking them off for the third time the threaded ends malformed already! The one pair won't securely screw together now.

They had no major wear and tear, only hand screwed and unscrewed a few times I took them off. I'm greatly disappointed in the poor quality since I really did love how they looked.

Update: Got a refund for the earrings and won't repurchase.

January 29, 2026
Unprompted review
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Reply from Kosinerjewelry

Dear Valued Customer,

Thank you for your feedback. We have received your review and sincerely care about your shopping experience.

Our customer support team has already reached out to you via email and provided detailed information regarding the handling process for the product quality issue. Please kindly check your inbox, including your spam or junk folder, for our message.

We would like to assure you that if the product is confirmed to have a quality issue or defect, Kosiner Jewelry will provide a 100% free replacement or a full refund, ensuring that your rights are fully protected. Customer satisfaction is always our top priority, and we are committed to delivering a reliable shopping experience along with attentive after-sales support.

If you have not received our email or need any further assistance, please do not hesitate to contact us. We will be happy to assist you as soon as possible.

Thank you again for your understanding and support.

Warm regards,
Kosiner Jewelry Customer Support Team

Rated 5 out of 5 stars

I accidentally ordered a 5mm flat back…

I accidentally ordered a 5mm flat back earring. But as my piercing was new it didn’t fit my ear . When I emailed them , they sent me a free 8mm post with free shipping. Will definitely buy from them again. ✨

January 19, 2026
Unprompted review
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Reply from Kosinerjewelry

Wow, thank you so much for sharing this! 🥳
We're over the moon to hear that the 8mm post arrived just right — and we're even happier you felt taken care of. Helping you get the perfect fit (especially with a fresh piercing!) is what we love to do.

Can't wait to see what you'll pick next! ✨

Warm regards,
The kosinerjewelry Team

Rated 5 out of 5 stars

Efficient Communication

My experience has been good so far. I ordered a 5mm size earring for my tragus piercing but didn’t realize that it would be too small for it. The earring itself is beautiful and Im willing to get a bigger size. I contacted the company through email and whatsapp. I received a reply within 1-2 days through both contacts. The delivery took about 1.5 weeks which wasn’t too bad. So far they have communicated efficiently and are willing to exchange me to a bigger size earring.

January 18, 2026
Unprompted review
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Reply from Kosinerjewelry

Dear Stephanie,

Thank you for sharing such detailed feedback about your experience. We're delighted to hear that you found the 5mm earring beautiful and that our team was able to assist you efficiently through both email and WhatsApp. Ensuring clear and timely communication is a priority for us.

We’re glad the delivery timeframe met your expectations, and we’re happy to help with the exchange for a larger size. Please don’t hesitate to let us know if you need further assistance as you continue your piercing journey.

Wishing you a wonderful day ahead!🥰

Warm regards,
The kosinerjewelry Team

Rated 5 out of 5 stars

Helpful customer service

I ordered an 8mm 14k solid gold hoop for my helix piercing, but it turned out to be slightly too tight for my piercing. I contacted customer service about exchanging it for a 10mm hoop and they have been very helpful and swift with their responses.

January 18, 2026
Unprompted review
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Reply from Kosinerjewelry

Dear Emilie,

Thank you so much for taking the time to share your experience. We’re truly happy to hear that our team was able to assist you promptly and smoothly with the exchange from the 8mm to the 10mm 14k solid gold hoop.

Providing helpful and responsive service is at the heart of what we do, and your feedback confirms that we're on the right track. We hope your new hoop fits your helix piercing perfectly and brings you lots of joy.🤩

Should you need anything else in the future, please don’t hesitate to reach out.

Warm regards,
The kosinerjewelry Team

Rated 5 out of 5 stars

The jewelry is beautiful

The jewelry is beautiful. Good customer service~ very accommodating & quick to respond!

January 17, 2026
Unprompted review
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Reply from Kosinerjewelry

Dear Charmaine,

Thank you so much for your kind words! We’re thrilled to hear that you love your jewelry and had a great experience with our service. Your satisfaction means everything to us, and we can’t wait to help you shine again soon.💕

Warmly,
The kosinerjewelry Team

Rated 5 out of 5 stars

Free replacement of posts (ordered wrong size)

I ordered earrings they came fast they are gorgeous but I picked the wrong post length (5mm instead of 6.5). They graciously offered to replace and ship me 2 longer posts for free! I am so happy I will be able to wear my earrings soon!

January 15, 2026
Unprompted review
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Reply from Kosinerjewelry

Dear Jennifer,

Thank you so much for your kind positive review! We're thrilled to hear that you love your earrings and that our team could promptly assist with replacing the posts to ensure the perfect fit.

It's our pleasure to help make sure you can enjoy your jewelry comfortably. We truly appreciate your support and look forward to serving you again in the future!

Warmly,
The KosinerJewelry Team 💖

Rated 5 out of 5 stars

Bought some earrings they are really…

Bought some earrings they are really nice and arrived quickly ... They are a bit small so I contacted customer service and they said they were going to sort an replacement for me

January 10, 2026
Unprompted review
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Reply from Kosinerjewelry

Dear Valued Customer,

Thank you for taking the time to leave such a positive review. We are delighted to hear that you are happy with your earrings and that they arrived quickly. It's also great to know that our customer service team was able to assist you promptly with arranging a replacement for the sizing issue.

We truly appreciate your support and look forward to ensuring your replacement meets your expectations perfectly. Please don't hesitate to reach out if you need anything else.

Warm regards,
The KosineJewelry Team 💕

Rated 5 out of 5 stars

Excellent communication

Excellent communication, they answered my question the same day and the package arrived in amazing condition.
Was surprised about the quality but everything exceeded my expectations.
Definitely recommend and will 100% be buying some things again.

January 12, 2026
Unprompted review
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Reply from Kosinerjewelry

Dear Marthe,

Thank you so much for your glowing review! We're thrilled to hear that our communication was prompt and that the package arrived in perfect condition. It means a lot to us that the quality of our products exceeded your expectations—that's exactly what we strive for!

We truly appreciate your recommendation and can’t wait to welcome you back for your next purchase. If there’s anything else you need, we’re always here to help.

Warmly,
The KosinerJewelry Team 💖

Rated 5 out of 5 stars

Lovely earrings!

I have ordered a few 14k earrings from Kosiner and they are all lovely. Delivery to the UK takes 7 or 8 days. One of the earrings I ordered was too small (I ordered the wrong size post). Customer services have been helpful and responsive in agreeing to an exchange.

January 12, 2026
Unprompted review
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Reply from Kosinerjewelry

Dear Hayley,

Thank you for your wonderful 5-star review! We're delighted to hear that you love the 14k earrings you've ordered from us and that your experience with our customer service was positive. It’s our pleasure to assist with exchanges to ensure you’re completely happy with your purchase.

We’re glad the delivery timing worked well for you, and we truly appreciate you taking the time to share your feedback. We look forward to helping you again in the future!

Warm wishes,
The Kosiner Jewelry Team 🤩

Rated 4 out of 5 stars

Customer Service Satisfaction

I had submitted a negative review regarding Kosiner's customer service on a Christmas purchase that my wife could not (due to sever arthritis in her hands) properly use in her pierced ears. Since posting that, Kosiner has indicated they will now fully credit my account which I do greatly appreciate. I know the products they offer are of fine quality and I suggest those wishing to enhance their ear styles utilize Kosiners wide array of ear enhancements.My thanks to Kosiner for their assistance in remediting this issue to both our satisfaction.,

December 26, 2025
Unprompted review
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Reply from Kosinerjewelry

Dear Sam,

Thank you for taking the time to share your updated experience with us. We sincerely appreciate your understanding and are truly glad to hear that our team was able to resolve the issue to your satisfaction.

Your kind words about the quality of our products mean a lot to us, and we’re grateful for your recommendation. If there’s anything more we can assist you with in the future, please don’t hesitate to reach out.

Wishing you and your wife all the best, and thank you again for giving us the opportunity to make things right.

Warmly,
The Kosiner Jewelry Team 💕

Rated 5 out of 5 stars

I bought an earring for my wife that…

I bought an earring for my wife that was the incorrect size (which was my mistake) and despite being beyond the standard 30 day return period, they were very accommodating in exchanging for a bigger size. The earring itself is good quality and reasonably priced

January 9, 2026
Unprompted review
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Reply from Kosinerjewelry

Dear Richard,

Thank you so much for your kind review and for sharing your experience with us. We’re so glad to hear that our team was able to assist you with the exchange, even beyond our standard return period. It’s always our goal to ensure our customers are happy with their purchase.

We truly appreciate your positive feedback on the quality and value of our earrings. If there’s anything else we can do for you or your wife in the future, please don’t hesitate to reach out.

Warm regards,
The KosinerJewelry Team 💛

Rated 5 out of 5 stars

Beautiful Earrings!!

I love my new earrings. They are comfortable and beautifully made. They look even better in person and arrived exactly as described. Shipping was smooth, and the overall experience was excellent. I’ve already received compliments and would definitely recommend this company.

January 2, 2026
Unprompted review
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Reply from Kosinerjewelry

Seeing your review truly energized our entire day! ✨

Thank you so much for taking the time to share such a detailed wearing experience. We’re delighted to hear that the earrings are comfortable, beautifully crafted, even more stunning in person than in photos—and that delivery went smoothly. That’s exactly the kind of experience we strive to create for every customer.

What makes us even happier is knowing they’ve already earned you compliments! That’s the heart of why we design each piece—to bring confidence and joy to the wearer.

Your recommendation means the world to us. We sincerely look forward to providing you with another equally wonderful shopping experience in the future.

Wishing you happy wearing and endless shine!

The Kosiner Jewelry Team ✨

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