Omega Constellation Constellation Co-Axial 35 Red Gold / Diamond / Brown

Reference 123.55.35.20.63.001

About this watch

The Omega Constellation Co-Axial 35 Red Gold / Diamond / Brown is a masterpiece of luxury watchmaking that combines elegance, precision, and craftsmanship. This stunning timepiece boasts a red gold case with diamond embellishments, creating a visual harmony that's hard to ignore. The brown dial provides a warm backdrop for the Dauphine hands and gem-set indexes, while the date function sits discreetly, ensuring functionality doesn't compromise style. At its heart beats the Omega caliber 2500, an automatic movement featuring a co-axial escapement that reduces friction and enhances accuracy. With a 48-hour power reserve and water resistance of 100 meters, this watch is perfect for everyday wear. Its classic design ensures it pairs well with anything in your wardrobe, transitioning seamlessly from day to night. The adjustable bracelet provides a comfortable fit, making it feel like an extension of your wrist.

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Key Features

Red gold case with diamond embellishments
Omega caliber 2500 automatic movement with co-axial escapement
48-hour power reserve and 100m water resistance
Brown dial with Dauphine hands and gem-set indexes
Adjustable bracelet for comfortable fit

Specifications

Brand

Omega

Family

Constellation

Model

Constellation Co-Axial 35 Red Gold / Diamond / Brown

Reference

123.55.35.20.63.001

Movement

2500

Movement Features

Hours, Minutes, Seconds
Date
Co-Axial Escapement, Chronometer

Case

Red Gold 35mm

Dial Color

Brown

Crystal

Sapphire

Water Resistance

100

Current Listings

Omega Constellation 33mm 18kYG 166052/168033

Omega - 166052/168033 · $4,100

A Omega Constellation watch with a 33mm case size, available for sale.

Case Diameter: 33mm
Lug To Lug: 39mm
Lug Width: 19mm

Posted at

Mar 13, 2026, 2:51 PM

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Omega Constellation Pie Pan Steel Ref. 168.005 | Great Dial, Sharp Case | Dog-leg Lugs | All Original | $2400 (SERVICED)

Omega - 168.005 · $2,400

This vintage Omega Constellation has a 'Pie Pan' dial with faceted edges and bold applied markers, making it a design icon of the mid-century era.

Condition: Serviced, excellent condition
Case Diameter: 34mm
Thickness: ~11mm
Lug To Lug: 43.5mm

Posted at

Mar 13, 2026, 12:00 PM

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[WTS] Excellent Omega Steel ‘Pie Pan’ Constellation Dog-Legged Lugs Onyx Markers - Ref. 168.005 - Caliber 561 Automatic Date - From 1966 - $2500 Shipped + Duties Covered

Excellent Omega Steel ‘Pie Pan’ Constellation Dog-Legged Lugs Onyx Markers - Ref. 168.005 - Caliber 561 Automatic Date - From 1966 - $2500 Shipped + Duties Covered

Omega - 168.005 · $2,500

This is a classic Omega Constellation 'Pie Pan' in steel with a sunburst dial, running the caliber 561 automatic movement.

Condition: Excellent, unpolished and untouched with only light honest marks
Movement: Caliber 561 automatic date
Case size (excluding crown): 35mm
Lug style: Dog-legged lugs

Posted at

Mar 12, 2026, 11:20 AM

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[WTS] Mint Omega Gold-Capped Constellation White Sunburst Dial - Ref. 168.018 - Caliber 564 Chronometer Automatic Date - From 1969 - $2300 Shipped + Duties Covered!

Mint Omega Gold-Capped Constellation White Sunburst Dial - Ref. 168.018 - Caliber 564 Chronometer Automatic Date - From 1969 - $2300 Shipped + Duties Covered!

Omega - 168.018 · $2,300

This Omega Constellation features a gold-capped case design with a sunburst dial and thick hour markers. The watch is in exceptional condition with no flaws, retaining its original brushing and textures.

Condition: Mint, new-old-stock
Movement: Caliber 564 Chronometer Automatic Date
Size: 35mm diameter (excluding the crown)
Year: 1969

Posted at

Mar 12, 2026, 11:19 AM

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1971 Omega Constellation ref. 168.0056 w/ Cal. 1011 on original Omega brick bracelet – clean original dial – $1,250 shipped

Omega - 168.0056 · $1,250

A vintage Omega Constellation ref. 168.0056 from 1971, powered by the Cal. 1011 automatic movement and featuring a clean original dial, unpolished C-case, and original Omega brick bracelet.

Condition: Pre-owned with minor hairline scratches on the case
Movement: Omega Cal. 1011 automatic, chronometer-certified
Case size: 35mm without crown
Lug width: 19mm

Posted at

Mar 12, 2026, 8:42 AM

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[WTS] Omega 2852-11-SC — Constellation Chronometer Arrowhead & Flat-Domed Crosshair Dial (1958) — Cal. 505 (Fresh Service) — Original BoR Bracelet — $2,400 Shipped

Omega 2852-11-SC — Constellation Chronometer Arrowhead & Flat-Domed Crosshair Dial (1958) — Cal. 505 (Fresh Service) — Original BoR Bracelet — $2,400 Shipped

Omega - 2852-11-SC · $2,200

This Omega Constellation ref. 2852-11-SC features a classic early Constellation design with an arrowhead dial and is powered by the chronometer-certified Cal. 505 automatic movement. The watch comes on its original beads-of-rice bracelet.

Condition: Pre-owned, with honest signs of wear consistent with age
Case Size: 34.5mm x 42mm diameter
Thickness: 11.5mm
Lug Width: 18mm

Posted at

Mar 11, 2026, 10:17 PM

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Omega Constellation Globemaster Annual Calendar Box & Papers

Omega - Constellation Globemaster Annual Calendar · $60,000

The Omega Constellation Globemaster Annual Calendar features a sunburst grey dial with applied hour markers and a fluted bezel. It is powered by the Co-Axial Master Chronometer Caliber 8922, delivering outstanding precision and resistance to magnetic fields up to 15,000 gauss.

Condition: Great pre-owned condition with light signs of careful wear
Movement caliber: Co-Axial Master Chronometer Caliber 8922
Bracelet material: stainless steel

Posted at

Mar 9, 2026, 9:39 AM

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