Case material: Steel; Charge: Automatic; Conditions: New Presentation condition : With boxes and all papers; Model: Royal Oak Price on request Gmtbroker Reference: 15450ST.OO.1256ST.01 from the famous royal oak collection with the immediately recognizable hexagon design bezel secured by 8 polished steel screws. this watch features: - brushed finished stainless steel case & bracelet with polished bevel edges. - silver dial with the grande tapestry design pattern. - applied polished white gold index hour markers with luminescent fill. - polished white gold baton hands with luminescent fill. - date window located at the 3 o'clock position. - ap caliber 3120 beats at 21,600 vph, contains 40 jewels, composed of 280 parts & has an approximate power reserve of 60 hours. - bi-directional 22kt gold rotor with ceramic ball bearings. rotor bears both the ap design logo & the the audemars/piguet families crests. this watch is also known as: audemars piguet 15450st.oo.1256st.01, ap 15450st.oo.1256st.01, 15450stoo1256st01