PATEK PHILIPPE fine 18k yellow gold ladies wristwatch

PATEK PHILIPPE fine 18k yellow gold ladies wristwatch reference 4115 1, manual winding, Switzerland around 1972, two-piece construction gold case including milanaise bracelet, snap on case back, black dial, display of hours & minutes, fine, rhodium plated lever movement, calibre 175, 18 jewels, adjusted in 5 positions, fausses cotes decoration, seal of Geneva, Glucydur balance, Kif-shock-absorber, flat hairspring, measures approx. 27 x 26 mm, length approx. 16,5 cm, from the estate of a collector