Reference
277200
Model case
Oyster, 31 mm, Oystersteel
Water-resistance
Waterproof to 100 metres / 330 feet
Bezel
Domed
Dial
Turquoise blue
Bracelet
Oyster, three-piece solid links
Movement
Perpetual, mechanical, self-winding
Calibre
2232, Manufacture Rolex
Power reserve
Approximately 55 hours
Certification
Superlative Chronometer (COSC + Rolex certification after casing)