Calibre 3126 / 3840 Manufacture selfwinding movement with chronograph
spiral-brushed black ceramic dial domed scratch-resistant sapphire crystal with anti-reflective treatment on both sides
titanium pin buckle
Case material Steel Case diameter 40 mm Water resistance 10 ATM Bezel material Steel Crystal Sapphire crystal Dial Black Dial numerals No numerals Bracelet/strap
25 mm steel and sedna gold case
Rolex Yellow Gold Datejust 31 Watch - Fluted Bezel - Mother-of-Pearl Diamond Dial - President Bracelet - 278278 mdp tudor Calibre 3126 / 3840 Manufacture31mm 18K yellow gold case, screw down crown with twinlock double waterproofness system, fluted bezel, scratch resistant sapphire crystal with cyclops lens over the date, mother of pearl dial, 10 diamond hour markers, Rolex calibre 2236 automatic movement with center hour, minute and seconds hands, instantaneous date with rapid setting, and stop seconds for precise time setting, approximately 55 hours of power reserve, 18K yellow gold President