Patek Philippe. A fine 18K gold automatic bracelet watch with perpetual calendar and moon phase

Patek Philippe. A fine 18K gold automatic bracelet watch with perpetual calendar and moon phase
Reference: 3945/001
Date: 1987
Movement: 27-jewel Cal. 240 Q self-winding, No. 770795
Dial: Silvered, applied gold baton numerals, subsidiary dials for days incorporating 24-hour indication, months with Leap Year and date with aperture for moon phase, gold dauphine hands
Case: Molded concave bezel, snap back, No. 2838717
Strap/Bracelet: Integral woven gold with folding clasp
Signed: Case, dial, movement and bracelet
Size: 36mm
Accompaniments: Brass inlaid display box, leather wallet with original Certificate of Origin, setting pin, Extract from the Patek Philippe Archives confirming the manufacture of the watch in 1987 and its subsequent sale November 25, 1987.