The Rolex Sea-Dweller Deepsea 126660 boasts a robust 44mm Oystersteel case, complemented by a striking unidirectional rotatable black ceramic (Cerachrom) bezel featuring platinum-coated numerals and graduations for precise timing, up to 60 minutes. Its distinctive "D-Blue" dial offers exceptional legibility with Chromalight indices and hands that emit a long-lasting blue luminescent glow, ensuring readability even in the darkest depths. Positioned at 3 o'clock, a date indicator adds practicality to this remarkable timepiece. Its durability is further enhanced by a domed 5.5mm-thick sapphire crystal, a waterproof design capable of withstanding depths of up to 3900 meters, and a helium escape valve.
Equipped with the automatic calibre 3235, this watch combines precision and performance seamlessly. The Oystersteel bracelet features an Oysterlock safety steel clasp and the convenient Glidelock extension system, along with a Fliplock extension link.