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

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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.



It took 10 years for this Patek Nautilus to sell at the AD. Manufactured in 1977, sold in 1987. Fast forward to today, it takes 10 years to have the opportunity to buy a Nautilus from the AD.  Patek Philippe Nautilus Jumbo 3700/11  #watchdealer #luxury #patekphilippe
When you are spending six figures on a Nautilus, small details matter, and this 5726/1A failed inspection to a point that we sent it straight back.  #watchdealer #luxury #patekphilippe
Destroyed on the outside, spotless on the inside. We’re gonna clean this AP up and get it back to wearable condition!  #watchdealer #luxury #audemarspiguet
He basically could’ve opened a watch store with this collection, but instead decided to trade it toward 1 piece.  #watchdealer #luxury #patekphilippe

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 40mm Box/Papers Yes/Yes Year 2025 Condition New

In Stock

Case Size 40mm Box/Papers No/No Year 1984 Condition Very Good

In Stock

Case Size 38.5mm Box/Papers Yes/Yes Year 2025 Condition New

In Stock

Case Size 44mm Box/Papers Yes/Yes Year 2024 Condition Very Good

In Stock

Case Size 39mm Box/Papers Yes/Yes Year 2022 Condition Very Good

In Stock

Case Size 41mm Box/Papers Yes/Yes Year 2024 Condition Very Good

In Stock

Case Size 43mm Box/Papers Yes/Yes Year 2025 Condition Very Good

In Stock

Case Size 40mm Box/Papers Yes/Yes Year 2025 Condition New

In Stock

Case Size 28mm Box/Papers No/No Year Condition Very Good

In Stock

Case Size 41mm Box/Papers Yes/Yes Year 2024 Condition Very Good

In Stock

Case Size 24mm Box/Papers No/No Year Condition Very Good

In Stock

Case Size 46mm Box/Papers Yes/Yes Year 2010 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 White Gold (WG) Reference N703 Weight 2.2 Grams

In Stock

Material White Gold (WG) Reference DIAMOND 14K WHITE GOLD CROSS Weight 28.9 Grams

In Stock

Material White Gold (WG) Reference N701 Weight 8.6 Grams

In Stock

Material Platinum (PT) Reference P849 Weight 7.23 Grams

In Stock

Material Yellow Gold (YG) Reference BR55 Weight 13.2 Grams

In Stock

Material Two Tone Yellow Gold (TTYG) Reference N700 Weight 14.6 Grams

In Stock

Material Two Tone Yellow Gold (TTYG) Reference BR54 Weight 15.6 Grams

In Stock

Material Yellow Gold (YG) Reference BR53 Weight 10.7 Grams

In Stock

Material White Gold (WG) Reference P848 Weight 5.7 Grams

In Stock

Material Yellow Gold (YG) Reference P847 Weight 6.4 Grams

In Stock

Material Yellow Gold (YG) Reference BR52 Weight 28.4 Grams

In Stock

Material Two Tone Yellow Gold (TTYG) Reference N699 Weight 18 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.

TRADE 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.

Sustainable & Ethical Jewelry: The Social-Media Buzz You Can’t Ignore

From TikTok jewelry hauls to Instagram “unboxing” videos, one phrase keeps showing up in the [...]

How to Spot Fake Watches & Jewelry: What Instagram Filters Can’t Hide

Online luxury has never felt more accessible. One scroll through your feed and you will [...]

Gold At New Highs. Why It Happened And How To Make The Most Of It?

Gold set fresh highs again. Prices sit near records, and that ripple reaches kitchen tables [...]

Lab-Grown vs. Natural Diamonds: Answering Your Questions on Value and Ethics

What Lab-Grown Diamonds Are? Start with the truth. Lab-grown diamonds are real diamonds. They are [...]

SEE MORE ARTICLES