Omega Seamaster Ploprof 1200M Co-Axial Master Chronometer Watch - 55 x 48 mm Titanium Case - Bi-Directional Bezel - Black Dial - An Additional Black Rubber Strap - 227.90.55.21.01.001 An Brand Audemars Piguet Series Royal

Brand Audemars Piguet Series Royal Oak Frosted Gold Model Number 15454BC

white dial with blued Roman numerals and index hour markers

black dial with yellow accents

Water resistant to 300 m

black ceramic bezel with tachymeter scale in liquidmetal

Omega Seamaster Ploprof 1200M Co-Axial Master Chronometer Watch - 55 x 48 mm Titanium Case - Bi-Directional Bezel - Black Dial - An Additional Black Rubber Strap - 227.90.55.21.01.001 An Brand Audemars Piguet Series Royal55 x 48 mm titanium case with helium escape valve, transparent back, bi directional rotating bezel ring, flat scratch resistant sapphire crystal anti reflective treatment on both sides, lacquered black dial is complemented by orange aluminum and varnished white hands, Caliber Omega 8912 self winding movement with co axial escapement, chronometer, approximately 60 hours of power reserve, titanium bracelet. Water resistant to 120 bar (1200 metres 4000