caliber Omega 9901 self-winding Co-Axial master chronometer movement with chronograph function
5 mm 18K Sedna gold case with anti-magnetic properties and helium escape valve
convex sapphire crystal with antireflective coating on both sides
Its black dial features an embossed decoration with gold detailing hour markers and hands
Introduced at Baselworld 2017
Rolex Yellow Gold Lady-Datejust 28 Watch - Fluted Bezel - Silver Roman Dial - President Bracelet - 279178 srp rolex-milgauss caliber Omega 9901 self-winding Co-Axial28mm 18K yellow gold oyster case, screw down crown with twinlock double waterproofness system, fluted bezel, scratch resistant sapphire crystal with cyclops lens over the date and double anti reflective coating, silver dial, Roman numerals, Rolex calibre 2236 automatic movement with center hour, minute and seconds hands, instantaneous date with rapid setting, and stop seconds for precise time setting, 18K yellow gold President bracelet with semi