Royal Oak Self Winding 41 mm 15400OR.OO.1220OR.01 : Condition: Brand New Case Size: 41 mm x 9.80 mm Also Known As: 15400OROO1220OR01 Gender: Gents Movement: Automatic Functions: Hours, Minutes, Seconds, Date Power Reserve: 60 Hours Watch Materials: 18K Pink Gold Caliber: AP3120 Case Back: Transparent (See-Through) Crown: Screw Down Dial Color: Black Grande Tapisserie Patterned Dial Band Type: 18K Pink Gold Bracelet Clasp Type: Integrated to Bracelet Signatures: Audemars Piguet Included Items: Manufacture's Box and Papers Description: New for 2012 is another outstanding example of Audemars Piguet's tribute to the 40th Anniversary of their iconic Royal Oak model The Royal Oak self-winding watch appears in a new more contemporary 41 mm dimension, replacing the current 39 mm size. Bound to leap to the forefront in popularity because of its very recognizable Royal Oak elements It is available in steel and pink gold versions. Its dial has been revisited to accentuate the ?family likeness? that makes each Royal Oak so immediately recognizable. Case: 18K Pink gold case, glareproofed sapphire crystal and caseback, screw-locked crown Dial: Black dial with ?Grande Tapisserie? pattern, pink gold applied hour-markers and Royal Oak hands with luminescent coating Bracelet: gold bracelet with AP folding clasp Functions: hours, minutes, center seconds, date Automatic Movement - Frequency of balance wheel:3,00 (=21?600 alternances/hour) Direction of automatic winding: Bidirectional Type of oscillating weight: Monobloc in 22K gold Power reserve: 60 hours Date / Date in Dial aperture at 3 o'clock Self-winding Manufacture Caliber 3120 Water-resistant to 50 meters / 165 feet.