Omega Constellation Constellation Co-Axial 27 Brushed Red Gold / Diamond / Diamond Wave

Reference 123.55.27.20.55.006

Omega Constellation Co-Axial 27 Brushed Red Gold / Diamond / Diamond Wave

About this watch

The Omega Constellation Co-Axial 27 Brushed Red Gold / Diamond / Diamond Wave is a masterpiece of luxury watchmaking. This stunning timepiece boasts a captivating blend of red gold and diamonds, exuding elegance and sophistication. The brushed red gold case gives it a warm, inviting glow, while the gem-set bezel adorned with sparkling diamonds commands attention and admiration. The Omega caliber 8421 movement, featuring the innovative Co-Axial escapement, is a marvel of modern horology, offering greater precision, stability, and durability. With its water-resistant design up to 100 meters and open case back, this watch allows you to appreciate the craftsmanship of the movement inside. Whether dressing up for a black-tie event or adding a touch of sophistication to daily wear, this watch fits the bill, complementing both casual and formal attire with its paved diamond dial and polished gold case. The Omega Constellation Co-Axial 27 Brushed Red Gold / Diamond / Diamond Wave is an exceptional blend of artistry, engineering, and prestige, offering precision and craftsmanship that can be passed down for generations.
Buy Now on Jomashop
This is an affiliate link

Key Features

  • Brushed red gold case with warm glow
  • Gem-set bezel with sparkling diamonds
  • Omega caliber 8421 movement with Co-Axial escapement
  • Water-resistant up to 100 meters
  • Open case back with oscillating mass and balance bridge
  • Paved diamond dial and polished gold case
  • Automatic winding in both directions with 50-hour power reserve

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co-Axial 27 Brushed Red Gold / Diamond / Diamond Wave
Reference
123.55.27.20.55.006
Movement
8421
Movement Features
  • Hours, Minutes, Seconds
  • Chronometer, Co-Axial Escapement
Case
Red Gold 27mm
Dial Color
Paved
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Omega Constellation Pie Pan Cal. 564 Ref. 168.005 | Great Condition (Serviced) | $2600

Omega Constellation Pie Pan Cal. 564 Ref. 168.005 | Great Condition (Serviced) | $2600

Omega - 168.005 · $2,600
The Omega Constellation Pie Pan Ref. 168.005 is a quintessential 1960s dress watch that embodies Omega’s pursuit of precision and elegance during the golden age of Swiss watchmaking.

  • Condition: Great serviced condition
  • Movement: Omega Calibre 564
  • Jewels: 24
Posted at
Apr 6, 2026, 11:13 PM
Active
View listing on r/WatchExchange
[WTS] Package Deal! Two Omega Constellation Manhattan Day Dates - Integrated Bracelet Beauties CHEAP!

Package Deal! Two Omega Constellation Manhattan Day Dates - Integrated Bracelet Beauties CHEAP!

Omega - Constellation Manhattan Day-Date · $1,795
Two Omega Constellation Manhattan Day-Dates for sale, one in full steel and the other in two-tone. Both have crisp white dials, luminescent hands, and gold dot markers.

  • Condition: Pre-owned, unpolished with age-related wear
  • Diameter: 33MM
  • Bracelet Length Stainless: up to approximately 7.5 inches
  • Bracelet Length Two Tone: just over 7 inches
Posted at
Apr 6, 2026, 9:48 PM
Active
View listing on r/WatchExchange
[WTS] Rare Omega Constellation 2000 Millennium 1504.50

Rare Omega Constellation 2000 Millennium 1504.50

Omega - 1504.50 · $999
This Omega Constellation 2000 Millennium edition is a unique timepiece commemorating the turn of the millennium, with only 2000 pieces produced. It features 'OMEGA 2000' text and lumed roman numeral markers instead of stick indexes.

  • Condition: Good condition, with normal signs of wear and scratching on the crystal
  • Production run: Limited to 2000 pieces
  • Service history: Unknown
Posted at
Apr 5, 2026, 8:40 PM
Active
View listing on r/WatchExchange
[WTS] Omega Constellation Pie Pan 35mm Vintage Automatic Dog Leg 2852 168.005 Two Tone Watch - $1100 SHIPPED

Omega Constellation Pie Pan 35mm Vintage Automatic Dog Leg 2852 168.005 Two Tone Watch - $1100 SHIPPED

Omega - 2852-1 · $1,100
This Omega Constellation Pie Pan watch is stunning and a pinnacle in Omega's dress watch heritage. It features an original, untouched dial with patina'd perfectly and comes on a red leather strap.

  • Condition: Pre-owned, serviced a few years back
  • Lug width: 18mm
  • Strap material: red leather
Posted at
Apr 5, 2026, 3:52 PM
Active
View listing on r/WatchExchange
[WTS] Omega Constellation Automatic Chronometer Watch $1800 SHIPPED

Omega Constellation Automatic Chronometer Watch $1800 SHIPPED

Omega - 168.0075 · $1,800
This Omega Constellation watch features a Cal 1111 movement, 35.5 mm diameter case, and comes with original Omega strap.

  • Condition: pre-owned working condition
  • Movement: Cal 1111
  • Diameter: 35.5mm
Posted at
Apr 4, 2026, 1:05 PM
Active
View listing on r/WatchExchange
[WTS] Omega Constellation Pie Pan Ref. 168.005 | Great Condition (Serviced) | $2450

Omega Constellation Pie Pan Ref. 168.005 | Great Condition (Serviced) | $2450

Omega - 168.005 · $2,450
The Omega Constellation Pie Pan 168.005 is one of the most iconic dress watches of the 1960s, featuring a stainless steel 34mm case with dog-leg lugs and a silver sunburst dial.

  • Condition: Great Condition (Serviced)
  • Case size: 34mm
  • Movement type: Automatic
Posted at
Mar 31, 2026, 11:24 PM
Active
View listing on r/WatchExchange
[WTS] Rare Vintage Omega Constellation “Manhattan” Chronometer ST 368.1075 – Very Nice Condition

Rare Vintage Omega Constellation “Manhattan” Chronometer ST 368.1075 – Very Nice Condition

Omega - ST 368.1075 · $1,200
This rare vintage Omega Constellation “Manhattan” chronometer features a classic dress-watch design with distinctive 'claws' on the side of the case and an integrated bracelet. The champagne/gilt dial has oxidation, but the case remains in good shape with no deep scratches or dings.

  • Condition: Very nice vintage condition, showing light signs of honest wear consistent with age
  • Movement: Automatic self-winding chronometer-certified movement, typically the Omega Caliber 1110.11.40 (based on the ETA 2892-2)
  • Case diameter: 35mm
  • Water resistance: 30m (3 bar)
Posted at
Mar 31, 2026, 7:00 PM
Active
View listing on r/WatchExchange
[WTS] Omega Constellation Pie Pan 1964 – Ref. 168.005 – Dog-Leg Lugs – $1999 + shipping OBO

Omega Constellation Pie Pan 1964 – Ref. 168.005 – Dog-Leg Lugs – $1999 + shipping OBO

Omega - 168.005 · $1,999
Up for sale is a **1964 Omega Constellation Pie Pan ref. 168.005**, featuring the classic **dog-leg lugs and cal. 561 movement**.

  • Condition: Excellent for its age
  • Movement: cal. 561
  • Dial condition: Excellent for its age
  • Serviced: Yes (in November 2025)
Posted at
Mar 31, 2026, 1:00 PM
Active
View listing on r/WatchExchange
[WTS] Pair O’ Omega Constellation Manhattans - Stainless & Two Tone Wallet Friendly Day Dates!

Pair O’ Omega Constellation Manhattans - Stainless & Two Tone Wallet Friendly Day Dates!

Omega - Constellation Manhattan Day-Date · $950
The Omega Constellation Manhattan Day-Date is a fantastic choice for those after a small, thin, and complicated watch with integrated bracelets. It was designed by Carol Didisheim in 1982 and features a crisp white dial with luminescent hands and gold dot markers.

  • Condition: Pre-owned, small age-related wear throughout
  • Case Size: 33MM
  • Bracelet Length Stainless: up to 7.5 inches
  • Bracelet Length Two Tone: just over 7 inches
Posted at
Mar 30, 2026, 9:42 PM
Active
View listing on r/WatchExchange