Vacheron Constantin Ultra Thin 6099

Vacheron & Constantin 18ct white gold Ultra-Slim gentleman's wristwatch, reference no. 6099, movement no. 5255xx, case no. 3536xx, circa late 1950s, signed silvered dial with hour baton markers and baton hands, cal. 1003 17 jewel movement adjusted to temperature, black leather strap, 31mm, Private Provenance. Box and Papers - no box or papers. Movement - currently functioning. Dial - patina staining showing a light brownish colour - see image. Glass - good. Hands - good. Case - typical light marks but considered good - see image. Crown - adjusts correctly, no logo present. Strap - later strap, with wear.