PATEK PHILIPPE, REF. 3466, CALATRAVA HAUSSMAN & CO, STEEL. Very fine and rare stainless steel self-winding wristwatch, with silver dial further bearing the « Hausmann & Co. » signature. Rare et belle montre ronde en acier. Boîtier rond. Fond vissé. Cadran argent rayonnant portant la signature « Hausmann & Co. », petite trotteuse à 6h. Mouvement automatique. Reference: 3466 Bracelet: Leather strap with steel Patek Philippe buckle Accesories: Extract from the Archives Signed: Case, dial, movement & buckle 35 mm Circa 1966 Starting Price in Euro : 18000 Estimate in HKD : 160000/220000 Estimate in USD : 20000/28000