UNIVERSAL GENEVA TRI-COMPAX Catalogue number: 52218. Serial number: 0.585/1368767. Case in 14k yellow gold. Smooth yellow gold bezel. Light grey dial highlighted by four counters (seconds, hour and minute totaliser, date and lunar calendar) with day and month indications. Hand-wound mechanical movement (calibre 481). Leather strap on gold-plated metal buckle. Plexiglas glass. Circa 1960. Diameter: 34.5 mm. Gross weight: 43.3 g. A 14k gold wristwatch chronograph mechanical movement, by Universal Genève. Circa 1960. RC: Sold as is, traces of wear and use. Movement functional at time of writing, no warranty.