Delivered at the time of sale, the Rolex Certified Pre-Owned guarantee card officially confirms that the watch is genuine on the date of purchase and guarantees its proper functioning for a period of two years from this date.
Each pre-owned Rolex watch is subject to the same demanding controls as those of the after-sales service for models purchased new and are thus examined and tested, according to the strictest criteria. The Rolex Certified Pre-Owned seal that comes with your watch symbolizes its status as a certified second-hand Rolex watch.
Each Rolex Certified Pre-Owned watch is presented in a distinctive pouch. The timepiece comes with the Rolex Certified Pre-Owned seal, a two-year international guarantee card, a service booklet and official papers.
16660
40 mm
Steel
Rotatable, Black, 60 minutes
Sapphire
Automatic
3035
Oyster
Oystersteel
Fliplock, Oysterlock
Black
50 hours
1985
It is notably equipped with the helium escape valve, an innovation that has played a key role in underwater research since it first accompanied a new professional diving technique: saturation diving. Initially capable of descending to 610 metres (2,000 feet) deep, since 1978 the Sea-Dweller has been guaranteed waterproof to a depth of 1,220 metres (4,000 feet).