Model: Da Vinci Perpetual Calendar Reference: 3750 Date: Circa 2002 Movement: 39-jewel Cal.7926 automatic, adjusted to 5 positions Dial: Black, applied baton hour markers, white outer 1/5th second divisions with luminous five minute markers, subsidiary dials at 3, 6, 9 and 12 for day, date, month, moon phase, constant seconds, 30 minute and 12 hour recording, year indication between 7 and 8, polished pointed baton hands with luminous inserts, centre chronograph hand Case: Polished round, snap on back, stepped bezel, hinged lugs, screw down crown flanked by twin pushers, No.2827709 Strap/Bracelet: Black IWC alligator leather Buckle/Clasp: Signed steel folding clasp Signed: Case, dial & movement Size: 41mm Accompaniments: IWC box, blank International Guarantee card, encased century slide, cloth