18K red gold bezel set with 126 diamonds (1
vertical satin-finished black ceramic bezel with 6 h-shaped titanium screws
silvered openwork grid with sunray finish and black transferred Roman and Arabic numerals for the months and days of the week
Water resistant to 100 meters
BRAND Audemars Piguet SERIES Royal Oak MODEL NUMBER 15550ST
Patek Philippe Perpetual Calendar Moonphase Grand Complication Watch - 5159G-001 IW500710 18K red gold bezel set38mm 18K white gold case, hinged dust covered sapphire crystal back, hand guilloched dial, self winding perpetual calendar caliber 315 S QR movement with day, retrograde date, month, moon phase, leap year indications, and sweep second hand, approximately 48 hour of power reserve, leather strap with fold over buckle. Water resistant to 30 meters.