Patek Philippe. An 18K rose gold manual wind tonneau form wristwatch with jump hour indication
Model: 150th Anniversaire 1839-1989
Reference: 3969
Date: Circa 1990
Movement: 18-jewel Cal.215HG manual wind, freesprung Gyromax balance, adjusted to heat, cold, isochronism and 5 positions, Stamp of Geneva, No.752561
Dial: Silvered, jump hour indication at 12, black outer minute track with five minute markers, single black Breguet style hand
Case: Brushed and polished tonneau form, snap on back, Anniversary engraving to back, No.2864424
Strap/Bracelet: Brown Patek Philippe alligator leather
Buckle/Clasp: Signed 18K rose gold buckle
Signed: Case, dial & movement
Size: 28mm
Accompaniments: Spare Patek Philippe alligator leather strap