Audemars Piguet

41 mm titanium case, 9.8 mm thick, glareproofed sapphire crystal back engraved with the legend...
44 mm stainless steel case, 14.4 mm thick, sapphire crystal back, blue ceramic screw-locked crown...
42 mm stainless steel case, 14.75 mm thick, glareproofed sapphire crystal back, black ceramic pushpieces...
42 mm stainless steel case, 14.75 mm thick, glareproofed sapphire crystal back, black ceramic pushpieces...