Bidspirit Auktion | Piaget Protocole Ref. 91545 18k

Piaget Protocole Ref. 91545 18k white gold case, factory diamond bezel approx. 0.55 ct, onyx dial, case signed: Mechanical manual winding watch. Black leather strap, Piaget 18k white gold pin. Size: 27.50 x 25 mm. Case signed: 553829 Circa 1990 The watch works