Description
IWC fine astronomical chronograph model Da Vinci with perpetual calendar reference 3750 in 18k yellow gold, Switzerland around 1990, self winding, original leather strap with original 18k yellow gold buckle, snap on case back, screwed down winding crown, mobile lugs, enamel colored dial with raised hour-signs, display of hour, minutes, constant second, perpetual calendar (day, date, month, year and moon phase) and chronograph, gold-plated movement, calibre C.79061, 36 jewels, adjusted in 5 positions, flat rim balance, flat hairspring, incablock shock-absorber, diameter approx. 39 mm, original box, users manual, warranty papers and additional calender module, sold in 1989, condition 2, discontinued model