Omega Constellation Constellation Co-Axial 27 Brushed Red Gold / Brown MOP

Reference 123.50.27.20.57.001

About this watch

Welcome to the world of horology where craftsmanship meets elegance. The Omega Constellation Co-Axial 27 Brushed Red Gold / Brown MOP is a testament to the brand's commitment to excellence. Founded in 1848, Omega has become synonymous with precision and luxury. This watch features a compact diameter of 27.00 mm, making it an ideal choice for those who prefer a more petite wrist presence. The round shape and the elegant brushed red gold case exude luxury, while the fixed 12-hour bezel adds functionality without compromising style. At the core of this exquisite watch lies the Omega caliber 8521, boasting a Co-Axial Escapement that enhances precision, stability, and durability.

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Key Features

18 Ct Red Gold Case
Brown Mother of Pearl Dial
Gem-Set Indexes
Dauphine Hands
Co-Axial Escapement Movement
Chronometer
Water Resistance 100m

Specifications

Brand

Omega

Family

Constellation

Model

Constellation Co-Axial 27 Brushed Red Gold / Brown MOP

Reference

123.50.27.20.57.001

Movement

8521

Movement Features

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

Case

Red Gold 27mm

Dial Color

Brown

Crystal

Sapphire

Water Resistance

100

Current Listings

REDUCED 1959 Omega Constellation Pie Pan ref. 14381 patina dial with original bracelet!! Serviced! - $1799 shipped only!!

Omega - 14381 · $1,799

This is a vintage Omega Constellation Pie Pan automatic winding watch with a patina dial and original bracelet. The watch is in overall good condition, keeps good time, and has been serviced.

Condition: 9/10, good time keeping
Movement: Cal. 551
Case material: stainless steel
Bracelet type: original Omega

Posted at

Apr 17, 2026, 8:18 AM

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Omega Constellation Pie Pan ref. 167.005 – Tropical Dial – Cal. 551

Omega - 167.005 · $1,650

A vintage Omega Constellation 'Pie Pan' from the 1960s with an original tropical dial, showing a warm golden/brown patina.

Condition: Very good overall for its age
Case Size: 34mm diameter
Movement Calibre: Cal. 551 (chronometer grade)
Dial Type: Original Pie Pan dial

Posted at

Apr 17, 2026, 7:20 AM

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Omega Constellation Quartz $500 SHIPPED

Omega - Constellation Quartz · $500

This Omega Constellation Quartz is a pre-owned watch in good working order, measuring 36.6mm and featuring an aftermarket leather strap.

Condition: pre-owned working condition
Case size: 36.6mm
Strap type: aftermarket leather strap

Posted at

Apr 16, 2026, 11:16 PM

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[WTS] Excellent Omega Constellation Ref 1335.76.00 MOP Dial Steel and Yellow Gold Two Tone Diamond's Bezel Ladies Watch W/ Original Box And Travel Case $1500

Excellent Omega Constellation Ref 1335.76.00 MOP Dial Steel and Yellow Gold Two Tone Diamond's Bezel Ladies Watch W/ Original Box And Travel Case $1500

Omega - 1335.76.00 · $1,500

This Omega Constellation ladies watch features a MOP dial, two-tone steel and yellow gold case, and diamond bezel. It comes with the original box and travel case.

Condition: In Preowned condition, With Little wear and Marks
Movement: Quartz
Case material: Stainless steel, Yellow Gold
Dial material: MOP (Mother of Pearl)

Posted at

Apr 16, 2026, 3:07 PM

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1960s Omega Constellation Ref. 168.005 | Caliber 564 Chronometer | Sharp Dog-Leg Lugs | Great Condition | All Original | $2400 (SERVICED)

Omega - 168.005 · $2,400

The Omega Constellation Ref. 168.005 is a highly sought-after dress watch from the 1960s, featuring a silver sunburst dial and solid gold faceted indices.

Condition: Great Condition | All Original | Serviced
Movement: Serviced Automatic Chronometer-rated Caliber 564
Dial: Original silver sunburst dial with applied gold-tone logo and faceted gold markers
Case: 34.5mm Gold-capped stainless steel construction with iconic Dog-leg lugs

Posted at

Apr 16, 2026, 9:38 AM

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1973 Omega Constellation ref. 168.0056 w/ Cal. 1011 – gold-capped case, solid 14k bezel – $1,050 all-in

Omega - 168.0056 · $1,050

A 1973 Omega Constellation ref. 168.0056 features a gold-capped case, solid 14k bezel, clean original dial, and well-preserved gold medallion on the caseback.

Condition: Good overall condition with expected hairline scratches from age and normal wear, original parts preserved
Case diameter: 34.5mm
Lug width: 19mm
Movement caliber: Cal. 1011

Posted at

Apr 16, 2026, 9:08 AM

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(Spiralwinder) Vintage Omega Seamaster and Constellation Display Caseback

· $65

Type: caseback
Compatibility: 1960s Seamasters and Constellations

Posted at

Apr 15, 2026, 7:48 PM

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Omega Constellation Pie Pan Gold Filled Reference 14902 SERVICED

Omega - 14902 · $1,850

For sale is a super cool vintage Omega Constellation Pie Pan reference number 14902 from 1966. The watch has been serviced recently and comes with service papers.

Condition: Good condition with wear and aging on the dial
Case Width: 34mm
Material: Gold filled

Posted at

Apr 15, 2026, 10:31 AM

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