The Rolex 16600 is a 40 mm Sea-Dweller dive watch. Rolex made it from 1988 to 2009. A replica 16600 copies that case, dial, and helium escape valve. Replica quality varies by factory, and US law bans counterfeit sales.
What the Rolex 16600 is
The 16600 has a steel case, a black dial, a unidirectional bezel, and no cyclops lens. A helium escape valve sits at 9 o'clock. Rolex rates the watch to 1,220 meters (4,000 feet). The movement is calibre 3135. The 16600 replaced the 16660. Rolex replaced it with the 116600.
What sellers mean by replica 16600
A replica 16600 is a copy of the Sea-Dweller case and dial. Factories in China build the parts. Sellers group samples by factory name and by grade. Those labels are marketing terms. They do not follow a public standard. Two watches with the same label can differ in case shape, crystal height, and bezel action.
Parts that differ on replica 16600 watches
- Case: thickness, lug shape, and crown guard profile vary. A genuine 16600 case is about 40 mm wide.
- Movement: some replicas use a clone of the 3135. Others use a 2836 or 2813. The movement changes the crown position and the service options.
- Dial: print thickness, marker lume color, and depth rating text are common tells.
- Bezel: insert font, pearl shape, and click sound differ by factory.
- Water resistance: most replicas are not tested to 1,220 m. A pressure test is the only way to know if a sample seals.
Legal status in the US
US law bans the sale and import of counterfeit goods. CBP can seize replica watches at the border. A buyer who imports a replica risks loss of the item and a fine. The 16600 name and the crown are Rolex trademarks. Resale of a replica as a genuine watch is fraud.