Model case
Oyster, 44 mm, yellow gold
Oyster architecture
Monobloc middle case, screw-down case back and winding crown. Rolex Ringlock System case architecture with Helium escape valve
Diameter
44 mm
Material
18 ct yellow gold
Bezel
Unidirectional rotatable 60-minute graduated, scratch-resistant Cerachrom insert in blue ceramic, numerals and graduations coated in gold
Winding crown
Screw-down, Triplock triple waterproofness system
Crystal
Domed, 5.5 mm-thick scratch-resistant sapphire
Water resistance
Waterproof to 3,900 metres / 12,800 feet, helium escape valve
Bracelet
Oyster, three-piece solid links
Material
18 ct yellow gold
Clasp
Folding Oysterlock safety clasp with Rolex Glidelock extension system
Dial
Blue
Details
Highly legible Chromalight display with long-lasting blue luminescence
Rolex Sea-Dweller Deepsea 44mm Yellow Gold Blue Dial 136668LB
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