Omega Constellation Co-Axial Master Chronometer 29mm Sedna Gold Blue Dial 131.58.29.20.53.003

The Omega Constellation is one of the most storied lines in the Swiss watchmaker's catalog, introduced in 1952 as a symbol of precision and elegance. Over the decades it has evolved into a collection that balances sophisticated design with cutting-edge horological technology, and the 29mm Co-Axial Master Chronometer references represent the full realization of that ambition for the modern woman.

Reference 131.58.29.20.53.003 is immediately distinguished by its case material: Sedna Gold, Omega's exclusive 18-karat rose-gold alloy developed in-house to resist fading and retain its warm, blush-toned luster for generations. At 29mm the case is ideally proportioned for a feminine wrist, offering a presence that is noticeable without being overpowering, and every surface of the Sedna Gold case is finished to the exacting standards that define the Constellation line.

The blue diamond dial is the visual heart of this reference. Rich in color and set with diamonds, it catches light in a way that shifts from deep sapphire in shadow to a brilliant azure in direct illumination. The diamond-set bezel echoes the dial's sparkle, framing the watch face with a continuous ring of stones that elevates the 131.58.29.20.53.003 from a precision timepiece into a genuine jewel for the wrist.

Beneath the dial beats an Omega Co-Axial Master Chronometer movement, a designation that carries real weight in the watchmaking world. Co-Axial escapement technology reduces friction and the need for lubrication, contributing to exceptional long-term accuracy and reliability. Master Chronometer certification, conducted by METAS — the Swiss Federal Institute of Metrology — demands that a movement passes eight stringent tests including performance in magnetic fields of up to 15,000 gauss, making this one of the most rigorously validated movements available in a luxury dress watch at this size.

The leather strap provides a supple, comfortable fit that complements the warmth of the Sedna Gold case, making the 131.58.29.20.53.003 equally at home at a formal evening occasion or an upscale daytime event. The combination of precious materials, certified movement performance, and thoughtful finishing makes this Constellation a compelling choice for a collector seeking a watch that performs as beautifully as it looks.

At Bizak & Co. we offer this reference brand new, sourced directly and priced competitively so you can buy online with full confidence. Our team of specialists is available to answer any question about the Omega Constellation 131.58.29.20.53.003, assist with authentication queries, or guide you through the purchase process — reach out today and let us help you acquire this exceptional timepiece.