Audemars Piguet Royal Oak Offshore Chronograph Watch - 26401PO.OO.A018CR.01 50th Anniversary BRAND Audemars Piguet SERIES Royal

BRAND Audemars Piguet SERIES Royal Oak Selfwinding MODEL NUMBER 15452OR

I got it with blank guarantee certificate back then

black Oysterflex strap made from flexible metal blades overmoulded with high-performance elastomer

Brand Audemars Piguet Series Royal Oak Frosted Gold Model Number 15454BC

Audemars Piguet Royal Oak Offshore Chronograph Watch - 26401PO.OO.A018CR.01 50th Anniversary BRAND Audemars Piguet SERIES Royal44mm 950 platinum case, 14. 45mm thick, sapphire back, screw locked crown with pushpieces, black ceramic bezel, sapphire crystal with glare proof, blue dial with mega tapisserie pattern, silver toned outer zone, silver toned counters, white gold applied hour markers and royal oak hands with luminescent coating, blue inner bezel, caliber 3126 3840 self winding movement with hours, minutes, small seconds, date display and small seconds at 12 o'clock,