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Omega Constellation Co-Axial Master Chronometer 29mm Steel Yellow Gold Mother of Pearl Dial 131.20.29.20.05.002

Omega Constellation Co-Axial Master Chronometer 29mm Steel Yellow Gold Mother of Pearl Dial 131.20.29.20.05.002 Omega Constellation Co-Axial Master Chronometer 29mm Steel…

Reference 131.20.29.20.05.002

Full watch configuration

Omega Constellation Co-Axial Master Chronometer 29mm Steel Yellow Gold Mother of Pearl Dial 131.20.29.20.05.002

$10,699.00

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 29mm Steel Yellow Gold Mother of Pearl Dial 131.20.29.20.05.002

Omega Constellation Co-Axial Master Chronometer 29mm Steel Yellow Gold Mother of Pearl Dial 131.20.29.20.05.002

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Omega Constellation Co-Axial Master Chronometer 29mm Steel Yellow Gold Mother of Pearl Dial 131.20.29.20.05.002

Catalogue watch price: $10,699.00 USD

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The Omega Constellation Co-Axial Master Chronometer 131.20.29.20.05.002 is a 29mm ladies' luxury watch crafted in steel and yellow gold, featuring a luminous mother of pearl dial with index hour markers and a polished yellow gold bezel. The two-tone yellow gold and steel bracelet completes a classically elegant silhouette that has defined the Constellation line for decades.

Reference 131.20.29.20.05.002 stands out for its seamless marriage of precious yellow gold and polished steel, the iridescent depth of its mother of pearl dial, and the prestige of Omega's Co-Axial Master Chronometer certification — the highest standard of Swiss watchmaking precision. Browse this reference at Bizak & Co. or contact our team today to purchase online or arrange a personal consultation.

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

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The Omega Constellation has been one of the most celebrated dress-watch collections in Swiss watchmaking since its debut in 1952, when Omega introduced it as a symbol of precision and elegance following a series of chronometric observatory victories. Across its history the Constellation has worn its identity proudly through its distinctive clawed case, the iconic star at six o'clock, and a commitment to technically superior movements housed in refined, jewelry-influenced cases. Today the collection continues that legacy with the Co-Axial Master Chronometer standard, representing the pinnacle of certified Swiss accuracy and magnetic resistance.

Reference 131.20.29.20.05.002 is a 29mm interpretation designed with the modern woman in mind — a case diameter that wears with effortless elegance on a range of wrist sizes without sacrificing the substantial, quality feel for which Omega is renowned. The case itself is crafted in a harmonious combination of polished steel and warm yellow gold, a pairing that gives the watch versatility across both dressed and casual occasions. The smooth curves and refined finishing of the Constellation case reflect decades of design refinement.

The dial is one of this reference's most captivating features: a genuine mother of pearl surface whose organic iridescence shifts with the light, producing a softly shifting palette of creams, pinks, and silvers that no lacquered dial can replicate. Index hour markers punctuate the dial with clean, legible precision, ensuring the watch remains as functional as it is beautiful. The yellow gold bezel frames the dial with warmth and a jewelry-like presence that elevates the watch into genuine fine-watch territory.

Powering this Constellation is Omega's Co-Axial Master Chronometer movement, a designation that carries considerable weight in the industry. Master Chronometer certification by METAS — the Swiss Federal Institute of Metrology — demands that the movement pass eight stringent tests covering precision, magnetic resistance, and overall performance, making it among the most rigorously vetted calibers available at any price point. The Co-Axial escapement, an Omega innovation, reduces friction and servicing intervals, contributing to long-term reliability and lower cost of ownership.

The integrated two-tone yellow gold and steel bracelet mirrors the case materials perfectly, creating a unified, polished look from lug to clasp. This level of bracelet integration is a hallmark of the Constellation collection and contributes significantly to the watch's comfort and its refined aesthetic coherence. Whether worn to a formal dinner or as a daily companion, the bracelet drapes naturally and secures confidently.

At Bizak & Co. we offer this Omega Constellation 131.20.29.20.05.002 with the full backing of our expertise as a trusted luxury watch dealer. Buying from Bizak means access to genuine Omega product, transparent pricing, and a team of knowledgeable specialists ready to guide your purchase. Visit bizakandco.com to buy this reference online or reach out directly — we are here to ensure your acquisition of this exceptional timepiece is seamless and fully informed.

Technical Details
Reference
131.20.29.20.05.002
Model
Constellation
Movement
Automatic
Case material
Two-Tone
Bracelet material
Two-Tone
Dial
Mother of pearl with index hour markers
Case size
29mm
FAQ

1. What makes the Omega Constellation 131.20.29.20.05.002 special?
This reference combines Omega's most rigorous Co-Axial Master Chronometer certification with a genuine mother of pearl dial and a luxurious two-tone yellow gold and steel construction in a refined 29mm case. The METAS-certified movement offers industry-leading magnetic resistance and precision, while the mother of pearl dial ensures no two watches look exactly alike. Together these elements make it one of the most complete offerings in Omega's ladies' lineup.

2. What movement powers the Omega Constellation 131.20.29.20.05.002?
This Constellation is powered by an Omega Co-Axial Master Chronometer movement, which carries METAS certification — the Swiss Federal Institute of Metrology's highest standard for accuracy and magnetic resistance. The Co-Axial escapement reduces friction within the movement, extending service intervals and contributing to long-term reliability. This level of movement engineering is exceptional for a watch in the elegant dress-watch category.

3. What is the case size of the Omega Constellation reference 131.20.29.20.05.002?
The case measures 29mm in diameter, making it an ideal choice for smaller to medium wrists seeking a refined, proportionate fit. The case is crafted in a combination of stainless steel and yellow gold, balancing durability with a warm, jewelry-inspired aesthetic. At 29mm it wears with understated elegance appropriate for both everyday and formal occasions.

4. Is the Omega Constellation 29mm suitable for everyday wear?
Yes — despite its elegant, jewelry-influenced design, the Constellation's steel and yellow gold construction and Master Chronometer-certified movement make it a robust and practical daily watch. The integrated bracelet is comfortable for all-day wear, and the movement's exceptional magnetic resistance means it performs reliably in modern environments filled with electronic devices. It transitions seamlessly from a boardroom setting to a formal evening out.

5. What is the dial and bezel like on the 131.20.29.20.05.002?
The dial features a genuine mother of pearl surface, prized for its naturally occurring iridescence that shifts color and depth depending on the light, and is set with clean index hour markers for easy legibility. The bezel is fashioned in yellow gold, adding a warm, precious-metal frame that complements the dial beautifully. This combination gives the watch a distinctly luxurious character that bridges fine watchmaking and fine jewelry.

6. How can I buy the Omega Constellation 131.20.29.20.05.002 from Bizak & Co.?
You can purchase this Omega Constellation reference 131.20.29.20.05.002 directly through bizakandco.com, where it is listed at our best price with full dealer support. Our team of watch specialists is also available to answer questions, provide additional images, or assist with any aspect of your purchase — simply reach out via the contact options on our site. Every watch sold by Bizak & Co. comes with our commitment to authenticity and customer satisfaction.

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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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