The Audemars Piguet Royal Oak Concept Flying Tourbillon GMT ref. 26589IO.OO.D030CA.01 has a 44 mm titanium case and the manual-winding Calibre 2954. Manual-winding Calibre 2954, 237 h power reserve; Functions: flying tourbillon, GMT 24h, functions selection, hours and minutes; Case: Sandblasted titanium case, glareproofed sapphire crystal and caseback, grey ceramic bezel, screw-locked crown and pushpiece, sandblasted titanium pushpiece guards. Diameter 44 mm, thickness 16.1 mm, water resistant to 100 m; Dial: second time-zone indicator at 3 o’clock on sapphire plate, crown position indicator at 6 o’clock, white gold Royal Oak Concept hands with luminescent coating, black inner bezel; Blue rubber strap with sandblasted titanium AP folding clasp. Additional black rubber strap. Full set. Maker: Audemars Piguet. Reference: 26589IO.OO.D030CA.01. Available through ELITA's private desk — verification review, discreet handling and storage. Price on request. Case Size: 44mm. Case Material: Titanium case. Movement: Manual — Calibre 2954. Dial: Second time-zone indicator at 3 o’clock on sapphire plate, crown position indicator at 6 o’clock, white gold Royal Oak Concept hands with luminescent coating, black inner bezel. Bracelet/Strap: Blue rubber strap with sandblasted titanium AP folding clasp. Additional black rubber strap. Complications: Flying tourbillon, GMT 24h, functions selection, hours and minutes.