Omega Constellation Constellation Co-Axial 38 Stainless Steel / Yellow Gold / Lozenge Black
Reference 123.20.38.21.01.002
About this watch
The Omega Constellation Co-Axial 38 is a masterpiece that embodies elegance and precision. Crafted from premium stainless steel and yellow gold, this stunning watch combines luxurious materials with cutting-edge technology. The black lozenge-pattern dial adds a unique touch, while the stick and dot indexes provide modern readability. With two barrels, the Omega caliber 8500 provides an impressive 60 hours of power reserve. This timepiece checks all the boxes for anyone looking to invest in a quality piece. Its blend of style, comfort, and precision makes it an investment that will last a lifetime.
Key Features
- 38mm round case with stainless steel and yellow gold construction
- Black lozenge-pattern dial with stick and dot indexes
- Omega caliber 8500 movement with Co-Axial escapement technology
- 100 meters water resistance
- Chronometer certification for accuracy
- 60 hours of power reserve
- Stainless steel case with robust structure
Specifications
- Brand
- Omega
- Family
- Constellation
- Model
- Constellation Co-Axial 38 Stainless Steel / Yellow Gold / Lozenge Black
- Reference
- 123.20.38.21.01.002
- Movement
- 8500
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Chronometer, Co-Axial Escapement
- Case
- 38mm
- Dial Color
- Black
- Crystal
- Sapphire
- Water Resistance
- 100
Current Listings
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Rare 1956 Omega Constellation in Rose Gold / SS
This is an older Omega Constellation model from 1956, featuring one of the first automatic 5xx series movements. The watch has a smooth winding mechanism and looks great in natural light.
- Condition: Pre-owned with a scratch on the dial between 1 and 2
- Movement series: 5xx series (automatic)
- Case diameter: 34mm
![[WTS] FULL COLLECTION SALE PT 2: Tiffany Eastwest (now discontinued), Hamilton Intramatic Chronograph 40mm, Baltic Aquascaphe GMT, Longines Legend Diver 36mm Red Dial, Omega Constellation 35mm](https://preview.redd.it/6d74v58i0uye1.jpeg?auto=webp&s=2e9919a49ca828355ab1d176dba93d33aca30a68)
FULL COLLECTION SALE PT 2: Tiffany Eastwest (now discontinued), Hamilton Intramatic Chronograph 40mm, Baltic Aquascaphe GMT, Longines Legend Diver 36mm Red Dial, Omega Constellation 35mm
The seller is listing a collection of five watches for sale, including a Hamilton Intramatic Chronograph, Baltic Aquascaphe GMT, Longines Legend Diver 36mm Red Dial, Omega Constellation 35mm, and Tiffany Eastwest.
- Condition: pristine
- Movement: Soprod C125 GMT
- Case size: 40/20mm
- Crystal: domed sapphire
![[WTS] Omega Constellation. PiePan. Gorgeous Dial.](https://preview.redd.it/go3xk1a1etye1.jpeg?auto=webp&s=e6b5a812cb4c1af3513e7e3a1d0f241589a67a36)
Omega Constellation. PiePan. Gorgeous Dial.
This Omega Constellation features a Pie Pan dial and is an automatic watch. It comes with an AM strap.
- Condition: nice condition
- Case size: 40mm diameter
- Strap material: AM strap
![[WTS] Omega Constellation Co-Axial Chronometer, or, "We have PRX at home"](https://external-preview.redd.it/MVA-emtV8JeBhQ-N8SCDZ4AQZKD6g1dGAdDg2DehcP8.jpg?auto=webp&s=2ecd61efe4fb917d0410b3480a5e96de2aba84a6)
Omega Constellation Co-Axial Chronometer, or, "We have PRX at home"
The Omega Constellation Co-Axial Chronometer features a 35mm case size, Caliber 2500 chronometer movement, and a reverse clous de paris dial.
- Condition: Good (with some hairline scratches)
- Case dimensions: 35mm diameter, 38.4mm lug-to-lug, 10.8mm thickness
- Bracelet size: adjustable to fit a 6.75 inch wrist
- Movement type: Caliber 2500 chronometer, Co-Axial movement
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Rare 1959 Omega Constellation w/ Railtrack Dial, Steel Case & Special Chronometer Movement
A rare 1959 Omega Constellation with a railtrack dial and special chronometer movement. The watch has an original non-refinished silver dial with patina and an original stainless steel case with wear.
- Condition: Pre-owned, needs service
- Case size: 34.5mm
- Diameter: 34.5mm
- Movement accuracy: Special chronometer certified with high accuracy

1970s Omega Constellation Ref: 391.0801 Quartz with Box
A 1970s Omega Constellation Ref: 391.0801 Quartz watch in excellent condition, featuring a 32mm stainless steel case and original horizontal grained silver dial.
- Condition: Excellent with very light wear from use
- Case Size: 32mm
- Bracelet Links: 23
- Movement Type: Quartz

2000s Omega Constellation Ref: 1502.30 Automatic
This is a 2000s Omega Constellation Ref: 1502.30 Automatic watch, featuring a 34mm Stainless Steel case and an excellent original silver/white dial.
- Condition: Very nice with some wear from use
- Case Size: 34mm diameter
- Bracelet Links: 21 links (+1 extra)
- Bezel Type: fixed Stainless Steel bezel with recessed Roman Numerals
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VintageOmega Constellation Diamond SS/18kt YG
This vintage Constellation features a diamond bezel and dial, with a quartz movement running properly. The watch has a 33.5mm case and fits a 7.5 inch wrist.
- Condition: Good, with some minor flaws (dust under crystal/dial, missing end pieces on links)
- Case Size: 33.5mm
- Wrist Fit: 7.5 inch wrist
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RARE Omega Constellation 168.005 Champagne Linen Dial $2400 AUD
- Dial color: Champagne Linen