Cartier Rotonde de Cartier Large Date and Retrograde Second Time Zone Watch - 42 mm Pink Gold Case - W1556240 Hand-Wound While its internal surface is

While its internal surface is shaped like a dome

stainless steel and 18K yellow gold case

Brand Audemars Piguet Series Royal Oak Model Number 15467BC

BRAND Audemars Piguet SERIES Royal Oak Limited Edition MODEL NUMBER 77350CE

Cartier Rotonde de Cartier Large Date and Retrograde Second Time Zone Watch - 42 mm Pink Gold Case - W1556240 Hand-Wound While its internal surface is42mm 18K pink gold case, 11. 96mm thick, sapphire back, fluted crown set with a sapphire cabochon, 18K pink gold bezel, sapphire crystal, silver dial with guilloche, caliber 1904 FU MC automatic movement with apple shaped hands in blued steel, retrograde second time zone at 10 o'clock, day night indicator at half past three, small seconds at 6 o'clock, brown alligator skin strap, folding buckle. Water resistant to 30 meters.