?<br /><br /><br /><br /><b>Brand</b><br />Audemars Piguet<br /><br /><br /><b>Model number</b><br />15305ST.OO.1220ST.01<br /><br /><br /><b>Gender</b><br />Mens<br /><br /><br /><b>Series</b><br />Royal Oak<br /><br /><br /><b>Case </b><br />Stainless steel case, glareproofed sapphire crystal and caseback<br /><br /><br />Functions<br />Hours, minutes, center seconds, date<br /><br /><br /><b>Case width</b><br />39mm<br /><br /><br /><b>Case thickness</b><br />9.40mm<br /><br /><br /><b>Water resistance</b><br />50m<br /><br /><br /><b>Dial</b><br />Slate grey dial, white gold applied hour-markers and Royal Oak hands with luminescent coating<br /><br /><br /><b>Bracelet</b><br />Stainless steel bracelet with AP folding clasp<br /><br /><br />Direction of automatic winding<br />Bidirectional<br /><br /><br />Number of parts<br />239<br /><br /><br /><b>Power reserve</b><br />60hAudemars Piguet Royal Oak 39mm Openworked Stainless steel Watch 15305ST.OO.1220ST.01<br />Audemars Piguet Prestige Sports Collection Royal Oak Openworked Watches. 39mm x 49mm x 9.38mm stainless steel case, transparent sapphire crystal back, skeleton dial, self-winding Audemars Piguet Calibre 3129 movement, approximately 60 hours of power reserve, stainless steel bracelet. Water resistant to 50 meters.