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Omega Constellation Co-Axial Master Chronometer 34mm Steel-Sedna Gold Brown Dial 131.20.34.20.63.001

Omega Constellation Co-Axial Master Chronometer 34mm Steel-Sedna Gold Brown Dial 131.20.34.20.63.001 Omega Constellation Co-Axial Master Chronometer 34mm Steel-Sedna…

Reference 131.20.34.20.63.001

Full watch configuration

Omega Constellation Co-Axial Master Chronometer 34mm Steel-Sedna Gold Brown Dial 131.20.34.20.63.001

$12,299.00

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 Brown Dial 131.20.34.20.63.001

Omega Constellation Co-Axial Master Chronometer 34mm Steel-Sedna Gold Brown Dial 131.20.34.20.63.001

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Omega Constellation Co-Axial Master Chronometer 34mm Steel-Sedna Gold Brown Dial 131.20.34.20.63.001

Catalogue watch price: $12,299.00 USD

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The Omega Constellation Co-Axial Master Chronometer reference 131.20.34.20.63.001 is a 34mm dress watch combining stainless steel with Omega's proprietary Sedna gold alloy and a rich brown dial adorned with Roman numeral and diamond hour markers. The two-tone steel and Sedna gold case and matching bracelet give this Constellation a warm, luxurious character that is immediately recognizable on the wrist.

Powered by Omega's Co-Axial Master Chronometer movement — the industry benchmark for precision, anti-magnetic performance, and regulated finishing — this reference stands among the most technically accomplished watches in its class. Contact Bizak & Co. today to buy this Omega Constellation 131.20.34.20.63.001 online at the best price or to learn more about availability.

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

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The Omega Constellation is one of the most enduring icons in Swiss watchmaking, introduced in 1952 as the brand's dedicated precision and dress collection. From its very first generation, the Constellation was conceived to carry Omega's chronometric credentials into an elegantly shaped case, and today's Co-Axial Master Chronometer generation represents the fullest expression of that founding ambition — pairing a certified movement with refined, jewel-accented design.

Reference 131.20.34.20.63.001 occupies the 34mm tier of the contemporary Constellation lineup, a size that traces a direct line to the collection's mid-century roots and remains ideal for those who prefer a more refined, classic-scale presence on the wrist. The case is crafted in a combination of polished and brushed stainless steel and Sedna gold — Omega's proprietary 18-carat rose-gold alloy, developed in-house for its exceptional resistance to fading and tarnishing over time — ensuring that the warm blush tone retains its beauty for decades.

The brown dial is a standout choice within the Constellation palette, exuding warmth and depth that shifts beautifully in changing light. Roman numeral hour markers are set against this rich background, and diamond hour markers further elevate the dial's luxury credentials, catching the light with understated brilliance. The iconic Constellation claws — the four curved lugs that grip the sapphire crystal — frame the dial in Sedna gold, reinforcing the watch's signature silhouette that collectors worldwide have come to recognize instantly.

At the heart of this reference beats the Co-Axial Master Chronometer movement, which represents the highest standard of in-house watchmaking Omega currently produces. Master Chronometer certification, conferred by the Swiss Federal Institute of Metrology (METAS), requires the movement to pass eight stringent tests covering precision, magnetic resistance, and water resistance performance. The co-axial escapement reduces friction within the gear train, translating directly into longer service intervals and sustained long-term accuracy — a meaningful practical benefit alongside its technical prestige.

On the wrist, the 34mm steel-Sedna gold Constellation wears with elegant restraint. The integrated bracelet echoes the case's two-tone material story and sits flush with the lugs for a seamless silhouette that dresses up effortlessly for formal occasions yet transitions naturally into everyday luxury wear. The proportions suit a wide range of wrists and make this reference a compelling choice for anyone seeking a technically superior Swiss watch with genuine heritage and everyday versatility.

Bizak & Co. is pleased to offer this Omega Constellation 131.20.34.20.63.001 at the best price. Whether you are buying your first Omega or adding a definitive two-tone Constellation to an established collection, our team is ready to assist with any questions about this reference, secure packaging, and worldwide shipping. Reach out today to purchase this watch online or to discuss your order with a specialist.

Technical Details
Reference
131.20.34.20.63.001
Model
Constellation
Movement
Automatic
Case material
Two-Tone
Bracelet material
Two-Tone
Dial
Brown with Roman numeral indices and diamond hour markers
Case size
34mm
FAQ

1. What makes the Omega Constellation 131.20.34.20.63.001 special?
This reference combines Omega's Co-Axial Master Chronometer movement — METAS-certified for the highest standards of precision and anti-magnetic performance — with the Constellation's iconic two-tone steel and Sedna gold design. The brown Roman numeral and diamond dial adds a layer of warmth and luxury that sets it apart from more conventional dress watches at this price point.

2. What movement powers the Omega Constellation ref. 131.20.34.20.63.001?
This Constellation is powered by an Omega Co-Axial Master Chronometer movement, the brand's highest-tier caliber designation. Master Chronometer certification by METAS guarantees the movement meets stringent requirements for rate accuracy, magnetic resistance, and reliability, while the co-axial escapement reduces friction for extended service intervals.

3. What is the case size of this Omega Constellation?
The reference 131.20.34.20.63.001 features a 34mm case, placing it in the classic mid-range tier of the Constellation lineup. This size is well suited to those who appreciate a refined, heritage-proportioned watch rather than a larger modern case.

4. Is the Omega Constellation 34mm Sedna Gold suitable for everyday wear?
Yes — the stainless steel and Sedna gold construction is robust and designed for daily use, while the Master Chronometer movement's anti-magnetic resistance offers practical protection in real-world environments. The integrated bracelet and 34mm case size make it a comfortable, versatile companion for both professional and social settings.

5. What are the dial and material details of this Constellation?
The dial is brown and features Roman numeral hour markers alongside diamond hour markers for added brilliance. The case and bracelet are crafted in a combination of stainless steel and Sedna gold, Omega's proprietary 18-carat rose-gold alloy developed for superior fade and tarnish resistance.

6. Is the Omega Constellation 131.20.34.20.63.001 a good buy and how can I purchase it from Bizak?
As a Co-Axial Master Chronometer reference in a timeless 34mm two-tone configuration, this Constellation represents outstanding value combining technical excellence and enduring aesthetic appeal. You can buy the Omega Constellation 131.20.34.20.63.001 online directly through Bizak & Co. at bizakandco.com, or contact our team for personalized assistance, pricing, and shipping details.

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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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