Case material: Yellow gold; Charge: Automatic; Conditions: New Year : 1965; Presentation condition : With dealer guarantee ; Model: Oyster Perpetual Price on request Gmtbroker Reference: 6155 This is a very good Rolex vintage Datejust Man Size, ref. 1655 in 18k yellow gold. Beautiful and elegant lady's or gentleman's gold Rolex. 12 month warranty from Bachmann & Scher!