Audemars Piguet 25721BA.00.1000BA.02 Royal Oak Offshore Blue Dial 18K Yellow Gold (32123)

32123 Audemars Piguet 25721BA.OO.1000BA.02 Royal Oak Offshore Chronograph, 25721BAOO1000BA02, 18K yellow gold on a 18K yellow gold bracelet, automatic, date window at 3 O'Clock, chronograph, blue waffle dial with blue sub dials, sapphire crystal, water resistant to 10 atm, diameter: 44mm, thickness: 14mm, Like new with original box, service documents from 2018, and Extract Certificate confirming the date of sale in November of 2004.


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More about Audemars Piguet 25721BA.00.1000BA.02 Royal Oak Offshore Blue Dial 18K Yellow Gold

This is a18K yellow gold Audemars Piguet Royal Oak Offshore Chronograph, 25721BA.OO.1000STBA.02. It has an integral 18K yellow gold link bracelet with a folding clasp, and a scratch resistant sapphire crystal. It has rubber-clad chronograph push buttons and a signed screw down rubber clad winding crown. It includes a solid case back secured with 8 screws, and it's engraved with "AP – ROYAL OAK – OFFSHORE - AUTOMATIC," hallmarks and a serial number. The 44mm diameter barrel-shaped case, beveled octagonal fixed bezel with 8 hexagonal screws, and bracelet are brushed/polished. The dial is blue with tapestry "waffle" texture, and there is a white luminous tachymeter scale to 500 UPH around the perimeter flange. It has rounded gold baton hands with luminous inserts, a luminous white center sweep chronograph second hand, and there are oval gold hour indices with luminous inserts. There are three silver blue subsidiary dials with concentric gold rings, luminous white markers and Arabic numerals, and luminous white indicating hands, including a running constant small seconds dial at the 12 o'clock position, a 30-minute chronograph counter at 9 o'clock, and a 12-hour totalizer at 6 o'clock. A date aperture window is at 3 o'clock underneath a 2.5x Cyclops magnifying lens. It's water resistant to 100 meters/330 feet, it has a power reserve of 38-hours at full winding, and the 14mm thick case, dial, and movement are all signed.

This Audemars Piguet Royal Oak Offshore Chronograph 25721BA.OO.1000STBA.02 has a mechanical automatic self-winding Audemars Piguet caliber 2326/2840 movement. It's rhodium-plated with Cotes de Geneve embellishment, and it's constructed with 50 jewels, a shock absorber mechanism, and a straight-line lever escapement. It includes a monometallic balance that's adjusted to heat, cold, and 5 positions, a self-compensating flat balance spring, and a 21K gold rotor that oscillates at a frequency of 28,800 vph (4 Hz).

The Audemars Piguet Royal Oak Offshore Chronograph 25721BA.OO.1000STBA.02 was introduced in the 2000's.