PIAGET: AN 18K BI-COLOURED GOLD 'POLO' WATCH, CIRCA 1975-80 The 4-jewel Cal-857P quartz movement, square bi-coloured dial, polished gold case secured with 4 screws on back, to a fitted 18K bi-coloured bracelet with signed folding clasp, dial, movement and bracelet signed, P logo on crown, case no. 8131C701 & 405701, links numbered 204, with full service papers from Piaget in Dubai dated April 2023 (including service warranty of 24 months), with travelling pouch, length 19cm, case 20mm