Rolex Day Date Oyster Perpetual watch with a black dial displayed on a stand against a dark background, illustrating how to spot a fake Rolex.
How to Spot a Fake Rolex: Our Authentication Process

Why We Check Every Watch the Same Way Every Rolex that comes through TNS gets [...]

01
Sep
Wooden watch box with divided compartments holding several luxury watches including a Shinola, illustrating a watch consignment service.
How Watch Consignment Works at TNS Diamonds

What Consignment Actually Means Here When we consign a watch, we’re not buying it off [...]

01
Sep
Krayon Anyday luxury watch shown front and back, featuring a perpetual calendar dial and exposed rose gold movement
The Krayon Anyday and Why Serious Collectors Are Going Independent

When Austin posted about the Krayon Anyday, the comments section filled up with people who [...]

01
Aug
Pre-owned Rolex Submariner steel watch resting on a pink surface, shown as the fastest-selling used luxury watch
From Rolex to Cartier to AP — The Watches That Actually Move

In the pre-owned luxury watch market, not everything sells the same way. Some references move [...]

01
Aug
Sell or trade luxury watch collection displayed in a black watch case, featuring multiple Daniel Wellington timepieces with rose gold mesh and leather bands under warm ambient lighting.
What to Expect When You Sell or Trade a Luxury Watch

Most people who walk into TNS Diamonds to sell or trade a watch have never [...]

01
Jul
Audemars Piguet Royal Oak chronograph with a blue dial, octagonal steel bezel, and gold screws, displayed on a white cushion in dramatic ambient lighting.
How to Authenticate an Audemars Piguet Royal Oak

The Audemars Piguet Royal Oak is one of the few watches in the secondary market [...]

01
Jul
Social media luxury jewelry buying display featuring gold chain bracelets, pearl earrings, and gold rings arranged in kraft boxes and wooden trays on a black surface.
How Social Media Is Changing the Landscape of Luxury Jewelry Buying

Social media luxury jewelry buying has gone from a niche phenomenon to a mainstream force [...]

01
Jun
Liquid luxury market display of two high-end watches on suede cushions, with Jaeger-LeCoultre, Vacheron Constantin, and Richard Mille brand materials in the background.
What Makes a Piece “Liquid” in the Luxury Market

In the liquid luxury market, not all pieces are created equal. A Rolex Submariner in [...]

01
Jun