Omega 18K Gold Manual Wind Watch, Cal. 620
Original price was: $1,600.00.$960.00Current price is: $960.00.Omega manual-wind watch, Caliber 620, solid 18K gold case & original gold dial, recently serviced. Authentic pre-owned Omega at Watchlunex.
Free tracked shipping to the US, UK & Europe · 30-day returns · Every watch checked
Free tracked shipping · 30-day returns
Browse pre-owned and vintage Omega watches: the Omega Speedmaster chronograph, the Omega Seamaster diver and the elegant Omega Constellation, plus De Ville and vintage Genève models for men and women.
Every watch at Watchlunex is checked before it ships, photographed for real (no stock images), and sent with free insured, tracked shipping, a 30-day return window and a 2-year warranty.
Showing 1–16 of 22 results

Omega manual-wind watch, Caliber 620, solid 18K gold case & original gold dial, recently serviced. Authentic pre-owned Omega at Watchlunex.

Vintage 1960s Omega ladies mechanical watch in 9ct gold, matching 9ct gold bracelet, London hallmarked 1967. Authentic pre-owned Omega at Watchlunex.

Vintage Omega Constellation 'Buccaneer', automatic, gold & stainless steel case, Swiss made. Authentic pre-owned Omega Constellation at Watchlunex.

Omega Constellation 'My Choice' ladies watch, automatic Caliber 2520 with date, sapphire crystal. Authentic pre-owned Omega at Watchlunex.

Omega Constellation with iconic 'pie pan' dial, automatic, gold & stainless steel case, 34mm, Swiss made. Authentic pre-owned Omega at Watchlunex.

Omega Constellation ladies watch, quartz, solid 18K gold set with diamonds, 23mm, fully serviced Jan 2025. Authentic pre-owned Omega at Watchlunex.

Omega Constellation Automatic Custom MOP Diamond Dial Gold and Steel 36mm Watch. Pre-owned. Authenticated, free insured shipping, 30-day returns.

Omega Constellation Chronometer, automatic Caliber 1120, 23 jewels, stainless steel case, 36mm. Authentic pre-owned Omega Constellation at Watchlunex.

Omega Constellation ladies watch, quartz Caliber 1424, gold & stainless steel case, 27.5mm, ref. 796.1201. Authentic pre-owned Omega at Watchlunex.

Omega Constellation ladies watch, automatic with date, steel case, 28mm, original bracelet, ref. 766.1201. Authentic pre-owned Omega at Watchlunex.

Omega Constellation ladies watch, quartz ETA 256.461, gold & stainless steel, 28mm, ref. 796.1201. Authentic pre-owned Omega at Watchlunex.

1973 Omega Geneve ladies watch, manual winding, diamond-set bezel, 27mm case, near mint condition. Authentic pre-owned Omega at Watchlunex.

Omega Seamaster 300M, quartz, blue wave dial, 36mm case, includes papers & two extra bracelet links. Authentic pre-owned Omega Seamaster at Watchlunex.

Vintage Omega Seamaster Cosmic Day-Date, automatic Caliber 752, ref. 166.036 (Tool 107). Authentic pre-owned Omega Seamaster at Watchlunex.

Omega Seamaster De Ville, automatic Caliber 562, steel case with 14K gold bezel, 34.5mm, new band. Authentic pre-owned Omega Seamaster at Watchlunex.

2025 Omega Speedmaster 'First in Space' on steel bracelet, ref. 310.30.40.50.06.001, tribute edition. Authentic new Omega Speedmaster at Watchlunex.
Omega was founded by Louis Brandt in La Chaux-de-Fonds, Switzerland, in 1848. It is famous for precision, for its role in space exploration and for decades as an official Olympic timekeeper. Vintage Omega watches offer outstanding quality for the money, and modern pre-owned models let you save on the retail price.
Launched in 1952, the Omega Constellation was Omega's flagship chronometer line. Vintage pieces often have the famous observatory medallion on the caseback and elegant "pie-pan" dials, while later models from the 1980s onwards have the distinctive "claws" on the bezel. It is a superb choice for a dress watch or a ladies watch. Read our vintage Omega Constellation buying guide.
The Omega Speedmaster was introduced in 1957 and became the watch NASA qualified for its astronauts, earning the "Moonwatch" nickname after the 1969 Moon landing. Models such as the "First Omega in Space" pay tribute to that history.
First released in 1948, the Omega Seamaster ranges from elegant vintage dress watches such as the Seamaster De Ville and Cosmic to the modern Seamaster 300M diver.
Each listing shows the reference, case size, movement, metal, condition and what is included. Vintage watches are photographed in detail so you can judge the dial and case yourself. If you would like more photos or a video, just ask us.
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