Omega Constellation Co-Axial Master Chronometer 28mm Steel Sedna Gold Blue Dial 131.25.28.60.99.001

The Omega Constellation is one of the most enduring lines in Swiss watchmaking, tracing its origins to 1952 when Omega introduced a collection purpose-built to celebrate its chronometric achievements. Over seven decades the Constellation has evolved from a simple dress watch into a sophisticated, technically advanced line that balances feminine elegance with genuine horological substance. Reference 131.25.28.60.99.001 represents the collection at its most refined, bringing together Omega's best-in-class movement certification with materials that elevate it firmly into the luxury tier.

At 28mm, this Constellation is sized for a graceful, understated wrist presence — a deliberate choice that honors the line's original spirit as a dress watch of the highest order. The case is constructed from a combination of polished steel and Sedna Gold, Omega's exclusive 18k rose-gold alloy developed to resist fading and maintain its warm, distinctive tone far longer than conventional rose gold. The interplay of cool steel and warm Sedna Gold gives the case and integrated bracelet a two-tone character that feels both classic and thoroughly contemporary.

The blue dial is set with diamonds, transforming what could have been a simple color story into something genuinely spectacular. Each diamond is individually set and contributes to the dial's scintillating depth, catching light from every angle. The Sedna Gold bezel is itself set with diamonds, framing the dial with a continuous arc of brilliance that reinforces the watch's position as a true fine jewelry timepiece. The iconic Constellation claws — the four angular lugs that anchor the bezel — are rendered here in Sedna Gold, a signature design detail that makes the watch instantly identifiable from across the room.

Beneath the case, the watch is powered by Omega's Co-Axial Master Chronometer movement, a designation that carries significant meaning. Master Chronometer certification is issued by METAS, the Swiss Federal Institute of Metrology, and it is the most stringent independent movement certification available to the watch industry. Among other requirements, a movement must demonstrate exceptional precision across multiple positions and in the presence of strong magnetic fields — performance that far exceeds standard COSC chronometer criteria. Omega's Co-Axial escapement, conceived by the late master watchmaker George Daniels, reduces friction between escapement components, resulting in longer service intervals and sustained accuracy over the lifetime of the watch.

On the wrist, the 28mm Constellation wears with effortless femininity. The integrated steel and Sedna Gold bracelet flows directly from the case, a design philosophy that dates to the 1982 Constellation Manhattan and gives the watch a fluid, jewelry-like quality that sets it apart from watches with conventional lugs. Whether paired with eveningwear or a tailored blazer, this reference commands attention without ostentation — a balance that only the most considered designs achieve.

Bizak & Co. is pleased to offer this reference brand new, ensuring you receive the watch in pristine, factory condition. Purchasing from Bizak & Co. means working with a knowledgeable team that stands behind every timepiece we sell. We invite you to contact us to confirm availability, discuss pricing, or arrange your purchase of the Omega Constellation 131.25.28.60.99.001 — a watch that is as much a piece of fine jewelry as it is a precision instrument.