Rolex Sea-Dweller American is distinguished by its brown--rather

is distinguished by its brown--rather than black--"Root Beer" dial

It was around this time that began to develop heavy-duty lugless style cases with depth ratings well over 1000 meters

and Tiffany & Co

Fitted with fluted pushers

With a recent full service

Rolex Sea-Dweller American is distinguished by its brown--ratherIn 1978, the original Sea Dweller (Reference 1665) was replaced by the Reference 16600. This new model boasted an even greater depth rating: an impressive 4000 feet (or 1220 meters). This was possible, in part, due to a larger Helium Escape Valve. Visually, the 16600 stands apart from its predecessor with a glossy dial featuring applied luminous markers. The internals were also upgraded with the Calibre 3035 movement. Rugged, dependable, and beautiful