Discover an icon of horological engineering—the Rolex Sea‑Dweller 16600. Originally crafted for professional saturation divers, this rugged yet refined timepiece is engineered to withstand the extreme.

Since its 1988 debut, the Sea‑Dweller 16600 has been celebrated for its uncompromising performance. It boasts a formidable water resistance of 1,220 m (4,000 ft), achieved through a robust 40 mm stainless steel Oyster case, sapphire crystal, and Rolex’s patented helium escape valve—designed for safe decompression during extended underwater missions gemnation.comFratello Watcheswatchdaydate.

Powered by the reliable Calibre 3135 automatic movement—a COSC-certified engine with ~48-hour power reserve and a secure date function sans cyclops—this watch is both precision-focused and pleasingly uncluttered ARBITROFratello Watcheseuropeanwatch.comgemnation.comwatchdaydate.

Its aesthetic is a study in purposeful elegance: a black glossy dial with luminous Mercedes-style hands and appliqué hour markers, set beneath a flat sapphire crystal that delivers clarity and durability—ideal both underwater and at the office Covetedeuropeanwatch.com.

Added comfort and functionality come courtesy of the stainless steel Oyster bracelet with flip-lock clasp and diving extension. With its substantial yet wearable weight (~145–150 g) and thoughtful proportions (40 mm diameter, ~14.5 mm thickness), the Sea‑Dweller 16600 feels both commanding and balanced on the wrist ARBITROwatchclub.comomegarolex.comWatchBase.comgemnation.com.

Whether you're a seasoned diver, a watch aficionado, or simply someone who values engineering excellence, the Sea‑Dweller 16600 embodies classic Rolex ethos—durability, precision, and timeless style.

Technical Specifications