Rolex Sea-Dweller 1665

Rolex Sea-Dweller 1665 Black Antique

Rolex Sea‑Dweller 1665 Black Antique ## Rolex Sea‑Dweller 1665 Product Information - Model name - Sea‑Dweller - Ref No - 1665 - Size - Men's - Case diameter - 40 mm - Index - Dot - Bracelet - Oyster bracelet - Color - Black - Dial - - Material - Stainless steel - Bezel - Rotating bezel - Movement - Automatic ## Rolex Sea‑Dweller 1665 Features & Remarks - Late 1970s (approximately 1958–) – triple‑wound bracelet Rail dial – center split Chronometer‑certified in‑house movement “cal. 1570” Power reserve about 48 hours Announced in 1967 as a higher‑spec model of the Submariner, it achieved a water resistance of 610 m—about three times that of the Submariner at the time. It lacks a cyclops lens to ensure high water resistance while still providing a date display. The case side includes an automatic helium‑escape valve. Accessories: Box only (inner box of a different year) Inner diameter: approx. 18.5 cm *There is slight age‑related wear on the hands. The watch has been overhauled and its exterior finished by our partnered watchmaker. Bracelet adjustment may be handled by our partnered watchmaker and could require additional time. - Functions - Calendar