Rolex
Sea-Dweller 126603
Ref. 126603
The Rolex Sea-Dweller 126603 is a professional-grade dive watch known for its robust construction and exceptional water resistance. Introduced as part of the Sea-Dweller line, it combines Rolex's signature Oystersteel with 18k yellow gold, featuring the advanced Calibre 3235 movement and a helium escape valve for saturation diving.
crystalScratch-resistant sapphire, Cyclops lens over the date
braceletOyster bracelet, Oystersteel and yellow gold
movementCalibre 3235, automatic, 70-hour power reserve
functionsDate
dial colorIntense black
case diameter43 mm
case materialOystersteel and 18k yellow gold (Yellow Rolesor)
water resistance1220 meters / 4000 feet
A registered Rolex 126603 carries a permanent RGATT passport: origin, history and owners, verifiable by anyone, and a documented history makes a watch easier to sell.