Omega Constellation Constellation Manhattan 29 Co-Axial Master Chronometer Stainless Steel / Sedna Gold / Green Aventurine

Reference 131.23.29.20.99.001

About this watch

The Omega Constellation Manhattan 29 Co-Axial Master Chronometer is a true gem in the realm of horology, showcasing a harmonious blend of Sedna gold and stainless steel. The green aventurine dial adds a touch of nature-inspired elegance, reminiscent of a starry night sky. At the heart lies the Omega caliber 8700, a self-winding movement that operates at a frequency of 25,200 vibrations per hour, ensuring precision in every tick. Certified by METAS, this watch is resistant to magnetic fields up to 15,000 gauss and features a Co-Axial escapement, reducing friction between moving parts for enhanced longevity and accuracy.
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Key Features

  • Omega caliber 8700 self-winding movement
  • Co-Axial escapement for reduced friction
  • Sedna gold and stainless steel construction
  • Green aventurine dial with gem-set indexes
  • 50-hour power reserve
  • Certified by METAS for magnetic field resistance up to 15,000 gauss
  • Water-resistant up to 50 meters

Specifications

Brand
Omega
Family
Constellation
Model
Constellation Manhattan 29 Co-Axial Master Chronometer Stainless Steel / Sedna Gold / Green Aventurine
Reference
131.23.29.20.99.001
Movement
8700
Movement Features
  • Hours, Minutes, Seconds
  • Date
  • Chronometer, Co-Axial Escapement
Case
29mm
Dial Color
Green
Crystal
Sapphire
Water Resistance
50

Current Listings

[WTS] 1973 Omega Constellation Megaquartz Ref. 196.0015 Cal. 1310 - First Omega In-House Quartz Movement | $1100

1973 Omega Constellation Megaquartz Ref. 196.0015 Cal. 1310 - First Omega In-House Quartz Movement | $1100

Omega - 196.0015 $1,100
1973 Omega Constellation Megaquartz with in-house quartz movement, one of the first of its kind.

  • Movement: Cal. 1310
Posted at
Sep 3, 2025, 1:43 PM
Active
[WTS] OMEGA Constellation Chronometer Certified 168.018 with original bracelet

OMEGA Constellation Chronometer Certified 168.018 with original bracelet

OMEGA - 168.018 $1,500
This Omega Constellation Chronometer is a certified timepiece with an automatic Cal 564 movement and a stainless steel case measuring 35 x 40mm in diameter.

  • Condition: excellent condition
  • Movement type: Cal 564 Automatic
  • Jewels: 24
  • Beats per hour: 19800
Posted at
Sep 2, 2025, 9:12 PM
Active
[WTS] [USA] omega constellation 41mm

[USA] omega constellation 41mm

Omega - Constellation $3,500
A 41mm Omega Constellation is being sold for $3500 OBO.

  • Size: 41mm
Posted at
Sep 2, 2025, 4:56 PM
Active
[WTS] Ultra thin OMEGA Constellation Chronometer Certified 167.021 with extra bracelet

Ultra thin OMEGA Constellation Chronometer Certified 167.021 with extra bracelet

OMEGA - 167.021 $1,300
This Omega Constellation Chronometer is a rare ultra-thin model certified by the brand. It features an automatic movement with 24 jewels and a silver dial with original handset.

  • Condition: Excellent with normal signs of wear and use
  • Case dimensions: 33 x 39mm, thickness 8mm, 19mm lug width
  • Crystal condition: Acrylic crystal is free from scratches
  • Movement specs: Cal 712 Automatic 24 Jewels 19800 beats per hour
Posted at
Sep 2, 2025, 10:18 AM
Active
[WTS] 1963 Omega Constellation (Ref. 167.005)

1963 Omega Constellation (Ref. 167.005)

Omega - 167.005 $1,999
A 1963 Omega Constellation watch featuring a classic design, chronometer-rated movement, and distinctive Geneva Observatory caseback.

  • Condition: Excellent
  • Movement: 551
  • Case material: stainless steel
  • Size: 34mm
Posted at
Sep 1, 2025, 8:43 AM
Active
[WTS] Omega constellation 馃寣 perpetual calendar

Omega constellation 馃寣 perpetual calendar

This is a quartz version of the Omega Constellation Perpetual Date, featuring a black and silver design with a rare blue dial. The watch has been serviced in 2023 and comes with an 18k omega stamp and clean sapphire crystal.

  • Condition: Excellent
  • Diameter: 35.5mm
  • Movement Type: Quartz
  • Crystal Type: Sapphire
Posted at
Aug 31, 2025, 6:16 PM
Active