Vintage Omega De Ville Ladies Mechanical Watch, Cal. 620, Ref 511.217

Small Omega De Ville ladies' mechanical watch, circa 1969, on a brown leather strap. Round gold-plated case with a champagne dial, applied gilt baton indexes, and slim black baton hands. Signed Omega beneath the applied Omega symbol at 12 o'clock and marked De Ville above Swiss Made at 6.

The case is gold-plated 20 microns on a stainless steel back, as marked on the inner caseback. Inside sits the Omega calibre 620, a hand-wound mechanical movement introduced in 1960 and produced into the early 1970s, known for its ultra-thin profile. It is signed Omega Watch Co Swiss, 17 jewels, adjusted two positions. Reference 511.217. Serial number on the movement dates production to 1969.

The movement runs well and keeps good time over the course of a day. Service history unknown.

The watch is in good cosmetic condition overall, despite some signs of age. The glass shows some tiny marks but no visible scratches. The leather strap is vintage but aftermarket. Please refer to the pictures for details.

Specifications

Movement: Omega calibre 620, manual-wind mechanical, 17 jewels, adjusted two positions
Reference: 511.217
Serial number: 29 737 xxx (dates production to 1969)
Case width: 20 mm (crown excluded)
Overall length: 200 mm
Case material: Gold-plated 20 microns on stainless steel back
Strap: Brown leather (vintage, aftermarket)
Origin: Swiss Made