Omega Constellation Constellation Quartz 25.5 '95 Yellow Gold / Diamond / MOP

Reference 1177.75.00

About this watch

The Omega Constellation Quartz 25.5 '95 Yellow Gold / Diamond / MOP, model number 1177.75.00, is a stunning luxury watch that combines elegance and precision. Crafted from luxurious yellow gold with Mother of Pearl (MOP) dial, this timepiece features gem-set indexes and bezel, adding to its unique iridescent quality. The Omega caliber 1456 movement provides precise accuracy, using a stepper motor delivering three impulses per minute. With a water resistance rating of 50 meters, this watch is perfect for everyday wear, yet not suitable for deep-sea diving. Its lightweight and comfortable design makes it ideal for all-day wear, while its versatility ensures it fits seamlessly into any setting. As an heirloom piece that could be passed down through generations, the Omega Constellation Quartz is a justified investment for those who appreciate craftsmanship, design, and heritage.
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Key Features

  • Luxurious yellow gold case
  • Mother of Pearl (MOP) dial with gem-set indexes
  • Omega caliber 1456 quartz movement
  • 50 meters water resistance
  • Lightweight and comfortable design
  • Versatile for various occasions

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Quartz 25.5 '95 Yellow Gold / Diamond / MOP
Reference
1177.75.00
Movement
1456
Movement Features
  • Hours, Minutes
Case
Yellow Gold 25.5mm
Dial Color
White
Crystal
Sapphire
Water Resistance
50

Current Listings

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  • Case size: 34mm
Posted at
Feb 6, 2026, 10:59 PM
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[WTS] Omega Double Eagle Constellation  |  Open Case Back Chronograph  |  Reference 1819.51.91

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  • Condition: Excellent Pre-Owned
  • Case size: 41MM
  • Crystal status: replaced
  • Strap type: OEM rubber strap
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Feb 6, 2026, 2:50 PM
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[WTS] Omega Double Eagle Constellation  |  Open Case Back Chronograph  |  Reference 1819.51.91

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a Omega Double Eagle Constellation watch with an open case back chronograph, details to be specified.

  • Case back type: Open Case Back
Posted at
Feb 6, 2026, 2:47 PM
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[WTS] Omega Constellation Pie Pan 168.005 w/bracelet | All original | $2500 shipped (SERVICED)

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Omega - 168.005 · $2,500
A classic mid-60s Constellation with an iconic pie-pan dial and stainless steel case, powered by Omega's chronometer-rated Caliber 561.

  • Condition: All original
  • Movement caliber: Cal. 561 Automatic
  • Case material: Stainless Steel
  • Bracelet type: Original Omega bracelet
Posted at
Feb 6, 2026, 11:22 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!

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Omega - 168.018 · $2,300
This Omega Constellation features a gold-capped case with a crisp sunburst dial and thick hour markers at the quarters. The watch has a 35mm diameter (excluding the crown) and is powered by an excellent caliber 564 automatic movement with date.

  • Condition: Mint, likely new-old-stock
  • Movement caliber: 564 Chronometer Automatic Date
  • Case dimensions: 35mm diameter excluding crown
  • Lug type: straight lugs
Posted at
Feb 5, 2026, 1:28 PM
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[WTS] 1950s Omega Constellation Calendar Chronometer Certified 2943-1SC, 14k bezel, serviced! - $1365 shipped!!

1950s Omega Constellation Calendar Chronometer Certified 2943-1SC, 14k bezel, serviced! - $1365 shipped!!

Omega - 2943-1SC · $1,365
A beautiful vintage Omega Constellation Calendar automatic winding watch, circa 1957, with a 14k solid gold bezel and serviced in 2025.

  • Condition: 9/10
  • Case size: 35mm
  • Caliber: 504 chronometer grade
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Feb 5, 2026, 7:30 AM
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Omega Constellation Globemaster Master Chronometer

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The Omega Constellation Globemaster 39mm is a versatile dress watch with a dark blue pie pan dial and fluted tungsten carbide bezel. It has goldilocks proportions and a beautiful 3-row bracelet.

  • Condition: 98% pristine, minor hairline marks on lugs and possibly a faint desk diving mark on case or bracelet
  • Case dimensions: 39mm x 46.7mm lug to lug x 12.6mm thick
  • Bracelet type: 3-row with slightly curved central links
Posted at
Mar 31, 2025, 10:32 AM
Active