Rolex Yellow Gold Cosmograph Daytona 40 Watch - Black Index Dial - 116508 bki 36.5 fluted crown in 18K white

fluted crown in 18K white gold crown set with a blue sapphire cabochon

7 mm RM011-01

40 mm 18K white gold case

anthracite military strap with tang-type buckle

Rolex Yellow Gold Cosmograph Daytona 40 Watch - Black Index Dial - 116508 bki 36.5 fluted crown in 18K white40mm 18K yellow gold case, screw down back, screw down crown and push buttons with Triplock triple waterproofness, fixed 18K yellow gold bezel with engraved tachymetric scale, scratch resistant sapphire crystal, black dial, index hour markers, Rolex calibre 4130 self winding movement with chronograph central second hand, 30 minute counter at 3 o'clock, and 12 hour counter at 9 o'clock, approximately 72 hours of power reserve, 18K yellow gold Oyster