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Omega Constellation Co-Axial Master Chronometer 34mm Steel-Sedna Gold Mother of Pearl Dial 131.28.34.20.55.001

Omega Constellation Co-Axial Master Chronometer 34mm Steel-Sedna Gold Mother of Pearl Dial 131.28.34.20.55.001 Omega Constellation Co-Axial Master Chronometer 34mm Steel-Sedna…

Reference 131.28.34.20.55.001

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Omega Constellation Co-Axial Master Chronometer 34mm Steel-Sedna Gold Mother of Pearl Dial 131.28.34.20.55.001

$16,999.00

By Omega

Sourced to order. We confirm the watch, condition and final price before purchase. Reference images shown.

Eligible watches: 90-day returns for store credit only. Brand-new watches and other exclusions are final sale. Return terms.

Omega Constellation Co-Axial Master Chronometer 34mm Steel-Sedna Gold Mother of Pearl Dial 131.28.34.20.55.001

Omega Constellation Co-Axial Master Chronometer 34mm Steel-Sedna Gold Mother of Pearl Dial 131.28.34.20.55.001

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Omega Constellation Co-Axial Master Chronometer 34mm Steel-Sedna Gold Mother of Pearl Dial 131.28.34.20.55.001

Catalogue watch price: $16,999.00 USD

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The Omega Constellation Co-Axial Master Chronometer 131.28.34.20.55.001 is a 34mm luxury dress watch combining a stainless steel and Sedna gold case with a luminous mother of pearl dial set with diamonds. The stainless steel bezel and supple leather strap complete a refined, feminine silhouette that defines the Constellation line.

Powered by Omega's Co-Axial Master Chronometer movement, this reference represents the pinnacle of Swiss precision and is ideal for the discerning collector seeking elegance with certified accuracy. Contact Bizak & Co. today to purchase this stunning Omega Constellation at the best available price.

Compare it across every Constellation reference we carry, or browse the full Omega collection at Bizak & Co.

Buy this Constellation, trade in your current watch, or sell us yours. Contact Bizak & Co. to make an offer or request a fair-market valuation.

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The Omega Constellation is one of the most storied families in Swiss watchmaking, introduced in 1952 as Omega's flagship precision timepiece and the watch that carried the brand's celebrated observatory chronometer heritage into the modern era. Over seven decades it has evolved from a tool-grade chronometer into one of the most recognizable luxury dress watches in the world, distinguished by its characteristic clawed case, star motif, and commitment to certified timekeeping accuracy that no competitor at this price point can match.

The reference 131.28.34.20.55.001 presents the Constellation in its most elegant contemporary form: a 34mm bi-material case pairing cool stainless steel with Omega's proprietary Sedna gold, a rose-gold alloy engineered to retain its warm blush color far longer than conventional 18k rose gold. At 34mm this is a watch sized for a refined wrist — substantial enough to command attention yet feminine in proportion, making it a natural companion for both daytime and formal evening wear.

The dial is the true showpiece of this reference. A genuine mother of pearl panel captures and refracts light differently at every angle, shifting from soft white to delicate iridescent hues throughout the day. Diamond hour markers punctuate the dial with measured brilliance, adding a jewellery dimension to what is already a precision instrument. The stainless steel bezel provides a crisp, polished frame that lets the dial's natural beauty take center stage, while the leather strap grounds the overall aesthetic in classical elegance.

At the heart of this Constellation beats a Co-Axial Master Chronometer movement, representing the highest standard Omega certifies. The Co-Axial escapement, developed by independent watchmaker George Daniels and adopted by Omega, dramatically reduces friction in the gear train and extends service intervals compared with traditional lever escapements. Master Chronometer certification, conducted by the Swiss Federal Institute of Metrology (METAS), subjects the movement to eight rigorous tests including resistance to magnetic fields of 15,000 gauss — a standard that far exceeds COSC chronometer requirements and makes this watch exceptionally resistant to the electromagnetic interference encountered in everyday modern life.

Wearing the Omega Constellation 131.28.34.20.55.001 on the wrist is an experience that balances luxury and wearability. The 34mm diameter and slim profile slip beneath a cuff with ease, the leather strap softens against the skin, and the mother of pearl dial catches every shift in light from morning meetings to candlelit dinners. This is a watch equally at home as a daily companion and as a treasured heirloom-quality piece.

Our team of specialist watch dealers is available to answer every question, confirm availability, and guide you through a purchase with full confidence. Browse the Omega Constellation collection at bizakandco.com or contact us directly to secure reference 131.28.34.20.55.001 at the best price — because a watch this exceptional deserves a buying experience to match.

Technical Details
Reference
131.28.34.20.55.001
Model
Constellation
Movement
Automatic
Case material
Two-Tone
Bracelet material
Leather
Dial
Mother of pearl with diamonds
Case size
34mm
FAQ

1. What makes the Omega Constellation 131.28.34.20.55.001 special?
This reference combines Omega's proprietary Sedna gold with stainless steel in a 34mm case, pairs it with a genuine mother of pearl diamond dial, and backs it all with Co-Axial Master Chronometer certification — a combination of artistry and certified precision that is rare at any price. The METAS Master Chronometer standard also guarantees resistance to magnetic fields up to 15,000 gauss, setting it apart from most luxury competitors.

2. What movement powers the Omega Constellation 131.28.34.20.55.001?
This Constellation is fitted with an Omega Co-Axial Master Chronometer movement, the brand's highest tier of certified performance. It incorporates the Co-Axial escapement for reduced friction and extended service life, and has passed all eight METAS Master Chronometer tests for precision, magnetic resistance, and reliability.

3. What is the case size of the Omega Constellation 131.28.34.20.55.001?
The case measures 34mm in diameter, crafted from a combination of stainless steel and Omega's Sedna gold. This size is considered ideal for a refined, feminine wrist and sits elegantly whether worn alone or stacked with other jewelry.

4. Is the Omega Constellation 131.28.34.20.55.001 suitable for everyday wear?
Yes — despite its jewellery-like appearance, the Co-Axial Master Chronometer movement and Sedna gold case construction are built for lasting durability, and the Master Chronometer certification includes rigorous real-world performance testing. The leather strap and 34mm profile also make it comfortable enough for all-day wear.

5. What is the dial made of on the Constellation 131.28.34.20.55.001?
The dial features a genuine mother of pearl panel, a natural material prized for its shifting iridescent appearance that changes character in different lighting conditions. Diamond hour markers are set into the dial, adding a layer of fine jewellery craftsmanship to this precision timepiece.

6. How can I buy the Omega Constellation 131.28.34.20.55.001 and is it a good investment?
You can purchase this reference directly through Bizak & Co. at bizakandco.com, where we offer competitive pricing and expert guidance throughout the buying process. The Constellation's heritage, Omega's master-level certification, the use of Sedna gold, and the diamond mother of pearl dial collectively make this reference a compelling combination of wearable luxury and lasting value.

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90-Day Returns for Store Credit

Eligible watches may be returned within 90 days for store credit. Brand-new watches and other exclusions are final sale.

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U.S. overnight shipping is $100; international shipping is $500. Dispatch takes 2–3 business days after your wire clears. International transit times vary. Shipping details.

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