TNS Diamonds

TNS Diamonds TNS Diamonds is a Family-Owned Luxury Jewelry and Watch Business Located in Philadephia, PA.

We are a luxury watch boutique specializing in rare and unique timepieces ranging from brands such as MB&F, A. Lange & Sohne, Vacheron Constantin, Patek Philippe, Audemars Piguet, and many more. We also offer watch repair services provided by our highly experienced on-site watchmaker.

06/16/2026
06/15/2026
06/13/2026
06/12/2026

The scariest fake watches aren’t sold by shady people. They’re sold by reputable people who don’t know they’re fake. That’s why every watch gets opened.

06/11/2026

$8,000 or your word?

Which one is more valuable?

This customer gave me both… then took one back.

06/11/2026

Ref Q3946420

06/11/2026

It’s always an honor when someone trusts us to find them their next watch. Especially when they’re willing to wait months for the right one. Here we found this stunning Rolex Day-Date 118238 in mint and unpolished condition.

06/10/2026

11x MB&F M.A.D.s all showed up at once! 1 single customer sent us all of these on consignment, and our goal is to get them all sold ASAP!

05/22/2026

Vintage Rolex collectors pay huge premiums for patina… but why doesn’t the same thing happen on watches like the Breguet Type 20?

The watch world can be very selective about what kinds of aging it decides are “desirable.”

05/22/2026

We only had a few hours to make this deal happen. He needed this Richard Lange Jumping Seconds delivered to the airport within a few hours, otherwise the deal wouldn’t happen!

Address

136 S 8th Street, Unit A
Philadelphia, PA
19107

Opening Hours

Monday 10:30am - 5:30pm
Tuesday 10:30am - 5:30pm
Wednesday 10:30am - 5:30pm
Thursday 10:30am - 5:30pm
Friday 10:30am - 5:30pm

Telephone

(215) 922-1501

Website

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