IWC REF. 502606 BIG PILOT PERPETUAL CALENDAR CELLINI BOUTIQUE IN NEW YORK TITANIUM IWC (International Watch Co.), Big pilot Perpetual Calendar, Schaffhausen, No. 2980508, case No. 3201382, Ref. 502606. Made in a limited edition of 50 pieces for Cellini boutique in New York, sold on 12/25/2006. Very fine, large, self-winding, water-resistant titanium wristwatch with secular perpetual calendar, moon phases, 7-day power reserve indicator and a titanium IWC deployant clasp. Accompanied by a Certificate, IWC guarantee/service booklet, instruction booklet and IWC box. Three-body, solid, polished and brushed, concave lugs, stepped concave bezel, screw-down transparent case back, sapphire crystals. Black with luminous Arabic numerals, outer minute track, subsidiary dials for the seconds, the day, date, months and the 7-day power- reserve indication, apertures for the moon phases and the 4-digit year. luminous steel lozenge hands. Cal. C 51610, rhodium-plated, fausses cotes decoration, 64 jewels, straight-line lever escapement, monometallic balance adjusted to 5 positions, shock absorber, self-compensating Breguet balance spring, micrometer regulator, patented Pellaton winding mechanism skeletonized rotor with gold medallion inlay engraved: "IWC - Probus Scafusia". Notes Dial, case and movement signed. DIAM. 46 mm. THICKNESS 16 mm.