This more formal iteration remains fashionable and sporty with design features such as a black dial set within a 36 mm case in polished steel
34mm thick
silver satin-brushed dial with sunray-effect
black alligator and white rubber strap with white stitching
nautilus fold-over buckle
Rolex White Gold Cosmograph Daytona 40 Watch - Blue Index Dial - 116509 bli 3661 This more formal iteration remains40mm 18K white gold case, screw down back, screw down crown and push buttons with Triplock triple waterproofness, fixed 18K white gold bezel with engraved tachymetric scale, scratch resistant sapphire crystal, blue 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 white gold Oyster