Shop and Sell
the World’s Most
Luxurious Watches.

Discover one-of-a-kind timepieces and sell yours in minutes— fast, trusted, and always authentic.

SHOP NEW ARRIVALS SELL YOUR WATCH TO US

Rated 4.9 Stars on Google Reviews

Stockist of the biggest Luxury Brands

INSIDE TNS DIAMONDS

Our content goes beyond inventory. On our social channels we share stories behind our watches, insights from a luxury dealer, and deep dives into the pieces collectors love most.



NEW WATCH ARRIVALS

From Rolex to Cartier to AP, these are our fastest moving pieces. Trusted by collectors, worn by trendsetters, and selling quick.

Case Size 43mm Box/Papers Yes/Yes Year Condition Very Good

In Stock

Case Size 39mm Box/Papers Yes/Yes Year 2024 Condition Very Good

In Stock

Case Size 42mm Box/Papers Yes/Yes Year 2023 Condition Very Good

In Stock

Case Size 41mm Box/Papers Yes/Yes Year 2020 Condition Very Good

In Stock

Case Size 41mm Box/Papers Yes/Yes Year 2025 Condition New

In Stock

Case Size 41mm Box/Papers Yes/Yes Year 2022 Condition Very Good

In Stock

Case Size 38mm Box/Papers Yes/Yes Year 2005 Condition Very Good

In Stock

Case Size 31mm Box/Papers No/No Year Condition Good

In Stock

Case Size 33mm Box/Papers Yes/No Year Condition Very Good

In Stock

Case Size 40mm Box/Papers No/No Year Condition Very Good

In Stock

Case Size 41mm Box/Papers Yes/Yes Year 2022 Condition Very Good

In Stock

Case Size 40mm Box/Papers Yes/Yes Year 2024 Condition Very Good

In Stock

NEW JEWELRY ARRIVALS

Explore our curated selection of luxury jewelry including gold chains, designer rings, and timeless diamond pieces.

Material Yellow Gold (YG) Reference P764 Weight 11 Grams

In Stock

Material Platinum (PT) Reference P763 Weight

In Stock

Material Yellow Gold (YG) Reference P762 Weight 2.7 Grams

In Stock

Material Yellow Gold (YG) Reference P761 Weight 13.2 Grams

In Stock

Material Yellow Gold (YG) Reference P760 Weight 9.9 Grams

In Stock

Material Yellow Gold (YG) Reference P759 Weight 9.3 Grams

In Stock

Material Yellow Gold (YG) Reference P758 Weight 6.3 Grams

In Stock

Material Yellow Gold (YG) Reference P757 Weight 3.1 Grams

In Stock

Material Yellow Gold (YG) Reference P756 Weight 5.1 Grams

In Stock

Material Yellow Gold (YG) Reference P755 Weight 2.1 Grams

In Stock

Material Yellow Gold (YG) Reference P754 Weight 4.4 Grams

In Stock

Material Yellow Gold (YG) Reference P753 Weight 2.3 Grams

In Stock

GOT JEWELRY TO FIX OR SELL?
START WITH A TEXT!

Text us a photo and we’ll get back to you fast — no pressure, no
bots, just real people who know the value of what you’ve got.

CLICK TO TEXT US — 215-922-1501
SELL WATCH SELL JEWELRY

We discreetly buy your luxury items — no serials or seller info is ever disclosed. Our in-house team professionally photographs and markets your piece online and in our boutique.

SELL MY WATCH

Trade your timepiece or jewelry with full confidentiality. Each exchange is managed with care and precision by our in-house specialists.

EXCHANGE NOW

We restore and service luxury items with expert craftsmanship, using bespoke techniques to preserve their original beauty and integrity.

GET A REPAIR

WHY CHOOSE TNS

TNS Diamonds is a trusted family-run business located in the heart of Philadelphia’s historic Jeweler’s Row. With decades of experience, we specialize in luxury Swiss watches, fine jewelry, and high-quality diamonds — all photographed and sold exactly as shown.

Our expert watch technicians and in-house jewelers provide fast, hands-on service, including repairs, custom jewelry projects, and engagement ring design. If we don’t have it in stock, we’ll source it — and if you’re ready to sell or trade, we’ll make it easy.
If we don’t stock it, we can locate it!

INSIGHTS FROM THE EXPERTS

Explore our blog for buying guides, watch care tips, and behind-the-scenes looks at the luxury watch and jewelry world. Whether you’re a first-time buyer or a seasoned collector, our articles are here to help you stay informed.

The Ultimate Guide to Buying and Selling a Used Rolex

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Free Jewelry Appraisal in Philadelphia

Philadelphia is known for its rich history and its jewelry district, Jewelers Row, one of [...]

Secure Your Jewelry’s Value with Jewelry Appraisers Near Philadelphia

Jewelry appraisal provides a detailed evaluation to determines the value of your jewelry, based on [...]

A Closer Look at the Rolex Cookie Monster Submariner

Rolex doesn’t officially name its models, but collectors do. The Rolex Cookie Monster, known formally [...]

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