Officially certified chronometer movement. The Perpetual Calendar can be adjusted forwards and backwards via single crown, H/M/s/D/DD/M/Y, 2nd time zone on main dial with patented quickset. Permanent home time on 3rd hand. Big date in double window..Limited Edition of 500 pieces. Ref. Nr. 322-66 Diameter 42 mm Case 18 ct red gold case Dial Copper dial Movement UN-32 Power-reserve Approx. 45 hours Winding Self-winding Water-resistant 30 meters Crystal Sapphire crystals Strap Leather strap Buckle type Folding clasp