Rolex Sea-Dweller (ref. 16660) vacheron constantin contains 26 Jewels & has

contains 26 Jewels & has an approximate power reserve of 38 hours

inverted snailing on the bridges with diamond-graved bevels

or its robust engineering

and has a helium-escape valve

Rolex Sea-Dweller (ref. 16660) vacheron constantin contains 26 Jewels & hasNicknamed the "Triple Six" among enthusiasts, the Rolex Sea Dweller reference 16660 is a standout transitional model in Rolex's lineup of professional dive watches. Introduced in 1978, this reference acted as a bridge between the earlier Sea Dweller 1665 and the later 16600, embodying design elements that appealed to both vintage and contemporary collectors. During its production, Rolex continued to manufacture the Sea Dweller 1665 alongside the 16660