JAEGER-LECOULTRE SQUARE Serial number: 318540. 18k rose gold case. Light grey dial, seconds at 6 o’clock. Hand-wound mechanical movement (calibre 417 / 3B), no. 361079. Leather strap with a gold-plated metal pin buckle. Plexiglass crystal. Circa 1940. Dimensions: 24 x 35 mm. Gross weight: 28 g. An 18k gold wristwatch with a mechanical movement, by Jaeger-LeCoultre. Circa 1940. Condition: Sold as is, with signs of wear and use. Movement was functioning at the time of writing this description; a routine service is recommended; no warranty provided.