Omega Constellation Constellation Quadra Quartz 19.3 Yellow Gold / MOP

Reference 1631.78.61

About this watch

The Omega Constellation Quadra Quartz 19.3 Yellow Gold / MOP is a masterpiece of luxury watchmaking, blending timeless design with modern functionality. Its striking appearance, featuring a yellow gold case and lustrous mother of pearl dial, creates an aura of luxury that's hard to ignore. The gem-set indexes add a touch of sparkle, while the sapphire glass ensures durability and scratch resistance. At its heart lies the Omega caliber 1376 quartz movement, known for its reliability and accuracy. This watch offers a simple yet effective display for hours and minutes, perfect for those who appreciate a straightforward approach to timekeeping. Its ability to blend elegance with practicality makes it a worthy addition for collectors and enthusiasts alike. With its rich history and stunning aesthetics, the Omega Constellation Quadra is a statement piece that promises to stand the test of time—both in style and functionality.
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Key Features

  • Omega caliber 1376 quartz movement
  • Yellow gold case with mother of pearl dial
  • Sapphire glass for durability and scratch resistance

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Quadra Quartz 19.3 Yellow Gold / MOP
Reference
1631.78.61
Movement
1376
Movement Features
  • Hours, Minutes
Case
Yellow Gold 19.3mm
Dial Color
White
Crystal
Sapphire
Water Resistance
30

Current Listings

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

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
Active
[WTS] (Spiralwinder) Vintage Omega Seamaster and Constellation Display Caseback

(Spiralwinder) Vintage Omega Seamaster and Constellation Display Caseback

· $65
  • Type: caseback
  • Compatibility: 1960s Seamasters and Constellations
Posted at
Apr 15, 2026, 7:48 PM
Active
[WTS] Omega Constellation Pie Pan Gold Filled Reference 14902 SERVICED

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
Active
[WTS] Omega Constellation Co-Axial 35mm 123.20.35.20.02 - $2,144 shipped express worldwide

Omega Constellation Co-Axial 35mm 123.20.35.20.02 - $2,144 shipped express worldwide

Omega - 123.20.35.20.02 · $2,144
The Omega Constellation Co-Axial is a 35mm watch featuring a Co-Axial Calibre 2500 movement and 100m water resistance.

  • Condition: Used
  • Case Size: 35mm
  • Lug To Lug Length: 39mm
  • Lug To Lug Width: 23mm
Posted at
Apr 15, 2026, 9:47 AM
Active
[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
This is a vintage Omega Constellation Manhattan watch with a silvery white dial, blue hands and dial printing, featuring a 33mm diameter case and a wide integrated bracelet.

  • Condition: Very good
  • Case Diameter: 33mm
  • Lug To Lug Length: 35.2mm
  • Bracelet Size: large enough for ~6.75" wrist
Posted at
Apr 15, 2026, 9:42 AM
Active
[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!

Two Omega Constellation Manhattan Day-Dates for sale, one in full steel and one in two-tone. Both have 33mm cases with oversized bezels and integrated bracelets.

  • Condition: Pre-owned, unpolished with some age-related wear and patina
  • Case Diameter: 33MM
  • Bracelet Length: [object Object]
  • Movement Type: Swiss quartz with quickset date
Posted at
Apr 13, 2026, 10:05 PM
Active
[WTS] Omega Constellation Year 2000 Millennium Limited Edition 1504.50

Omega Constellation Year 2000 Millennium Limited Edition 1504.50

Omega - 1504.50 · $999
This unique Omega Constellation Year 2000 Millennium Edition was one of 2000 pieces created to commemorate the turn of the millennium.

  • Condition: Good condition with normal signs of wear throughout the case and some scratching on the AR coating
  • Limited Edition Run: 2000
Posted at
Apr 13, 2026, 9:11 PM
Active
[WTS] 1962 Omega Constellation Pie Pan Ref. 14602 62 SC | Good Vintage Condition | Sunray Silver Dial | All Original | $1900 (SERVICED)

1962 Omega Constellation Pie Pan Ref. 14602 62 SC | Good Vintage Condition | Sunray Silver Dial | All Original | $1900 (SERVICED)

This 1962 Omega Constellation Pie Pan Ref. 14602 62 SC is a masterclass in mid-century elegance, featuring a crisp silver sunray dial and the iconic 'Pie Pan' dial geometry.

Posted at
Apr 13, 2026, 9:37 AM
Active
[WTS] Automatic Omega Constellation Manhattan and Hand-Winding Pre-WWII Omega

Automatic Omega Constellation Manhattan and Hand-Winding Pre-WWII Omega

Omega - 168.0075 · $1,600
This listing is for two Omega watches: an automatic chronometer and a pre-WWII hand-winding watch, both in working condition but with unknown service history.

  • Condition: pre-owned working condition
  • Service history: unknown
  • Caliber: Cal 1111
Posted at
Apr 12, 2026, 8:06 PM
Active