Omega Constellation Constellation Co-Axial 35 Stainless Steel / Diamond / Blue Supernova / Alligator
Reference 123.18.35.20.56.001
About this watch
The Omega Constellation Co-Axial 35 is a masterpiece that combines art, technology, and tradition. With its stunning blue Supernova dial and diamond-set indexes, this watch exudes elegance and precision. The round case, with a diameter of 35mm, is perfect for both men and women, making it a versatile accessory. The stainless steel construction gives it durability while maintaining a lightweight feel on the wrist. The Co-Axial escapement reduces friction between components, enhancing precision and longevity. With a water resistance of 100 meters, this watch is suitable for swimming and snorkeling. The alligator leather strap adds luxury and comfort, making it enjoyable to wear all day long. This timepiece checks all the boxes for anyone looking to invest in a luxury watch that stands out and tells a story.
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Key Features
- Stainless Steel Case
- Omega Caliber 2500 Movement
- 100m Water Resistance
- Co-Axial Escapement
- Blue Supernova Dial
- Diamond-Set Indexes
- Alligator Leather Strap
Specifications
- Brand
- Omega
- Family
- Constellation
- Model
- Constellation Co-Axial 35 Stainless Steel / Diamond / Blue Supernova / Alligator
- Reference
- 123.18.35.20.56.001
- Movement
- 2500
- Movement Features
-
- Hours, Minutes, Seconds
- Date
- Co-Axial Escapement, Chronometer
- Case
- Stainless Steel 35mm
- Dial Color
- Blue
- Crystal
- Sapphire
- Water Resistance
- 100
Current Listings
![[WTS] Rare 1956 Omega Constellation in Rose Gold / SS](https://external-preview.redd.it/feacozv_GvLL-yk5gacHmbk_Dj9zhkczG9R7fOoP9SU.jpeg?auto=webp&s=837c283afbbf9c23f38e5ec16d04cf94c9d085ab)
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
![[WTS] Rare 1959 Omega Constellation w/ Railtrack Dial, Steel Case & Special Chronometer Movement](https://preview.redd.it/kpgaecagqzxe1.jpg?width=640&crop=smart&auto=webp&s=f0ca08586250ecc4ad9654138f812186603c0fc8)
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
![[WTS] VintageOmega Constellation Diamond SS/18kt YG](https://preview.redd.it/ujso6c46klxe1.jpg?width=640&crop=smart&auto=webp&s=2cb8065b102b68512e80b92cb8de7594b83c2829)
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
![[WTS] RARE Omega Constellation 168.005 Champagne Linen Dial $2400 AUD](https://preview.redd.it/9zknijjsmixe1.jpg?width=640&crop=smart&auto=webp&s=f91403d525bfef8107499c6a1d36f9a1e0ecf5fb)
RARE Omega Constellation 168.005 Champagne Linen Dial $2400 AUD
- Dial color: Champagne Linen