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.



A pretty standard Rolex trade deal  #watchdealer #luxury #rolex
First visit to 47th St  #watchdealer #luxury #47thstreet
Austin talks us through why another watch dealer would consign his De Bethune DB28 with us.  #watchdealer #luxury #debethune
A very interesting Gold Audemars Piguet Royal Oak from the 1970s. (And it’s available if you need a last minute holiday gift)  #watchdealer #luxury #audemarspiguet

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

In Stock

In Stock

Case Size 36mm Box/Papers Yes/Yes Year 2025 Condition New

In Stock

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

In Stock

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

In Stock

Case Size 40mm 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

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

In Stock

Case Size 40mm Box/Papers Yes/Yes Year 2017 Condition Very Good

In Stock

Case Size 42mm Box/Papers Yes/Yes Year 2004 Condition Very Good

In Stock

Case Size 31mm Box/Papers Yes/Yes Year 2018 Condition Very Good

In Stock

Case Size 44mm Box/Papers Yes/Yes Year 2025 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 P857 Weight 8.3 Grams

In Stock

Material Platinum (PT) Reference BR64 Weight 20.62 Grams

In Stock

Material White Gold (WG) Reference P856 Weight 12.1 Grams

In Stock

Material White Gold (WG) Reference P855 Weight 15.4 Grams

In Stock

Material White Gold (WG) Reference P854 Weight 9 Grams

In Stock

Material White Gold (WG) Reference P853 Weight 13.2 Grams

In Stock

Material Sterling Silver 925 Reference DY4 Weight

In Stock

In Stock

Material Titanium (TI) Reference DY2 Weight

In Stock

Material Sterling Silver Reference DY1 Weight

In Stock

Material Sterling Silver, Leather Reference DY Weight

In Stock

Material Two Tone Yellow Gold (TTYG) Reference BR63 Weight 9.6 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.

Entry-Level Luxury Watches That Hold Value: Best Starter Picks for 2026

Entry-level luxury watches sit in the sweet spot where build quality, brand heritage, and everyday [...]

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 [...]

SEE MORE ARTICLES