Omega Constellation Constellation Co‑Axial Master Chronometer 27 Small Seconds Stainless Steel / Red Gold / Diamond / MOP

Reference 127.25.27.20.55.001

Omega Constellation Co‑Axial Master Chronometer 27 Small Seconds Stainless Steel / Red Gold / Diamond / MOP

About this watch

In the world of luxury watches, few brands stand out as prominently as Omega. Their timepieces are not just about telling time; they embody elegance, precision, and innovation. Today, we're diving deep into one of their stunning models—the Omega Constellation Co-Axial Master Chronometer 27 Small Seconds. This watch is a true masterpiece, blending modern technology with classic design. The Omega Constellation collection has long been synonymous with sophisticated elegance. Launched in 1952, this family of watches has evolved over the decades while maintaining its signature style. Each piece reflects a commitment to quality and artistry, making it a favorite among watch enthusiasts and collectors alike. At the heart of the Omega Constellation 127.25.27.20.55.001 is the remarkable Caliber 8704. This self-winding movement features the innovative Co-Axial escapement, enhancing accuracy and reducing friction. The combination of red gold and stainless steel gives this watch a striking appearance. One of the standout features of this timepiece is the Mother of Pearl (MOP) dial, displaying a mesmerizing iridescence that changes with the light. The Omega Constellation isn't just about looks; it's designed for precision. With a 50-hour power reserve and automatic winding in both directions, you can trust that it'll keep ticking even when you take it off for a couple of days.
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Key Features

  • Caliber 8704 Co-Axial Escapement Movement
  • Mother of Pearl Dial with Iridescence
  • Red Gold and Stainless Steel Case
  • Gem-Set Bezel and Indexes
  • Water Resistance up to 100m
  • 50-Hour Power Reserve and Automatic Winding
  • Small Seconds Hand at 9 o'clock Position

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Co‑Axial Master Chronometer 27 Small Seconds Stainless Steel / Red Gold / Diamond / MOP
Reference
127.25.27.20.55.001
Movement
8704
Movement Features
  • Hours, Minutes, Small Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
27mm
Dial Color
White
Crystal
Sapphire
Water Resistance
100

Current Listings

[WTS] Vintage 1.969 - Omega Constellation Chronometer Automatic ( Silver Linen Dial ) | Ref 153.014

Vintage 1.969 - Omega Constellation Chronometer Automatic ( Silver Linen Dial ) | Ref 153.014

Posted at
May 10, 2026, 11:16 PM
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[WTS] Omega Constellation Manhattan ref. 396.1070 - 33mm Quartz, Blue Hands & Logo, Very Clean

Omega Constellation Manhattan ref. 396.1070 - 33mm Quartz, Blue Hands & Logo, Very Clean

Omega - 396.1070 · $850
A vintage Omega Constellation Manhattan watch, reference 396.1070, featuring a silvery white dial and blue hands. The 33mm diameter case has a tonneau shape with an integrated bracelet.

  • Condition: Very good
  • Case Diameter: 33mm
  • Lug To Lug Length: 35.2mm
  • Bracelet Size Range: ~6.75"
Posted at
May 10, 2026, 6:23 PM
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[WTS] Omega Constellation Gold Filled Reference 14902 SERVICED

Omega Constellation Gold Filled Reference 14902 SERVICED

Omega - 14902 · $1,450
A vintage Omega Constellation Pie Pan from 1966 in good condition, serviced recently.

  • Condition: Good condition with wear and aging on the dial
  • Case Width: 34mm
  • Year: 1966
Posted at
May 8, 2026, 12:52 PM
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[WTS] Omega Constellation Gold Pie Pan $2100

Omega Constellation Gold Pie Pan $2100

Omega - 168.005 · $2,100
A classic early-60s Constellation with an iconic pie-pan dial and clean case, perfectly representing Omega's chronometer design language at its peak.

  • Condition: Excellent with all original parts
  • Case material: Gold Cap case
  • Dial description: Pie-pan dial
  • Dimensions width: 34.5 mm (excluding crown)
Posted at
May 7, 2026, 4:34 PM
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[WTS] Omega Constellation Manhattan Day Date Gold & Stainless - GET YOUR MET GALA ON Just $995 SHIPPED

Omega Constellation Manhattan Day Date Gold & Stainless - GET YOUR MET GALA ON Just $995 SHIPPED

Omega - Constellation Manhattan Day Date · $995
A vintage Omega Constellation Manhattan with a crisp white dial and gold dot markers. The watch features an integrated bracelet and a Swiss quartz movement with quickset date.

  • Condition: Pre-owned, unpolished, with age-related wear
  • Diameter: 33mm
  • Bracelet size: approximately 7.25 inches
  • Movement type: Swiss quartz movement with quickset date
Posted at
May 6, 2026, 10:00 PM
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[WTS] 1973 Omega Constellation ref. 168.0057 w/ Cal. 1021 – Serviced, 35mm gold-capped case, original 1040 bracelet – $1,375

1973 Omega Constellation ref. 168.0057 w/ Cal. 1021 – Serviced, 35mm gold-capped case, original 1040 bracelet – $1,375

Omega - 168.0057 · $1,375
A 1973 Omega Constellation ref. 168.0057, powered by the automatic chronometer Cal. 1021 with quick-set day-date, and comes on its original Omega brick bracelet ref. 1040.

  • Condition: Very good condition with normal wear from age
  • Movement caliber: Cal. 1021
  • Bracelet size: fits up to approx. 7.25" wrist
Posted at
May 6, 2026, 9:15 AM
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Tiltle: [WTS] 1963 Omega Constellation Pie Pan Ref. 168.005 | Caliber 561 | Dog-Leg Lugs | Tritium Dial | All Original | $2200 (SERVICED)

Tiltle: 1963 Omega Constellation Pie Pan Ref. 168.005 | Caliber 561 | Dog-Leg Lugs | Tritium Dial | All Original | $2200 (SERVICED)

Omega - 168.005 · $2,200
A 1963 Omega Constellation Pie Pan with a silver sunburst dial, applied gold faceted indices, and a Chronometer-rated Caliber 561 automatic movement.

  • Condition: Excellent vintage condition
  • Movement: Serviced Automatic Chronometer-rated Caliber 561
  • Dial: Original Silver Sunburst Pie Pan dial
  • Case: 34.5mm Gold-capped construction with 42.5mm lug-to-lug and ~11mm thickness
Posted at
May 5, 2026, 9:38 AM
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[WTS] 1959 Omega Constellation 14381 Cal. 551 — Crosshair Pie-Pan, Original Ω-Signed Crystal & 12-Notch Crown — $2,795 shipped CONUS

1959 Omega Constellation 14381 Cal. 551 — Crosshair Pie-Pan, Original Ω-Signed Crystal & 12-Notch Crown — $2,795 shipped CONUS

Omega - 14381-7 SC · $2,795
This is a rare 1959 Omega Constellation Chronometer, ref. 14381-7 SC, Cal. 551 automatic watch with an early crosshair pie-pan variant dial and original Ω-signed crystal and crown.

  • Condition: Light surface wear consistent with age
  • Year: 1959
  • Caliber: Omega 551 (base 550)
  • Jewels: 24
Posted at
May 4, 2026, 1:09 AM
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[WTS] Omega Constellation 168.001 "Jumbo" 37MM Gold Capped - $2,400

Omega Constellation 168.001 "Jumbo" 37MM Gold Capped - $2,400

Omega - 168.001 · $2,400
  • Condition: Excellent condition for a watch >60 years old
  • Movement Type: Calibre 561 Automatic Chronometer
  • Case Size: 37MM (~45MM Lug-to-Lug)
  • Lug Width: 19mm
Posted at
May 3, 2026, 12:49 PM
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