Omega Constellation Co-Axial Master Chronometer 25mm Steel Yellow Gold Diamond White Mother of Pearl Dial 131.25.25.60.55.002

The Omega Constellation is one of the most storied dress-watch lines in Swiss horology, introduced in 1952 as a direct expression of Omega's chronometric ambitions. Over the decades the Constellation has evolved into an icon of refined femininity, distinguished by its signature claws on the case, its distinctive integrated bracelet, and a commitment to in-house movement quality that few competitors can match. The 131.25.25.60.55.002 represents the modern generation of that heritage, bringing together contemporary manufacturing excellence and timeless aesthetic luxury in a 25mm package perfectly scaled for the female wrist.

At 25mm, the case is crafted in a combination of polished steel and warm yellow gold — a pairing Omega calls its Sedna-adjacent two-tone aesthetic — giving the watch an instantly recognisable presence that reads as both sporty and dressy. The case construction follows the classic Constellation silhouette with its arched lugs and polished surfaces, ensuring that light catches the metal from every angle. Steel provides durability and everyday wearability, while the yellow gold elements elevate the piece firmly into luxury territory.

The dial is white mother-of-pearl, a material prized for its organic, ever-shifting luminosity that subtly changes character under different lighting conditions. Diamonds are set directly into the dial, adding brilliance and confirming this reference as a genuine gem-set luxury watch rather than a simple dress piece. Framing all of this is the yellow gold bezel set entirely with diamonds, creating a sparkling surround that draws the eye and underlines the watch's position at the top of the Constellation collection.

Powering the 131.25.25.60.55.002 is Omega's Co-Axial Master Chronometer movement, the brand's highest standard of in-house calibre performance. Master Chronometer certification — awarded by the Swiss Federal Institute of Metrology (METAS) — demands that a movement pass eight stringent tests covering precision, magnetic resistance up to 15,000 gauss, and overall reliability. The Co-Axial escapement reduces friction and servicing intervals compared to traditional lever escapements, meaning this watch is engineered to deliver decades of dependable, accurate performance.

The yellow gold and steel bracelet integrates seamlessly with the case, a hallmark of the Constellation design philosophy. Its polished and brushed link construction mirrors the warm-cool contrast of the case and bezel, creating a cohesive, harmonious piece from lug to clasp. On the wrist, the 25mm diameter sits with poise and discretion, making it an ideal choice for anyone seeking a luxury Swiss watch that complements formal attire without overwhelming a slender wrist.

Bizak & Co. is pleased to offer this Omega Constellation 131.25.25.60.55.002 brand new, representing an outstanding opportunity to acquire one of Omega's finest gem-set ladies' timepieces at the best available price. Whether you are buying for yourself or as a meaningful gift, our team is ready to assist you through every step of the purchase. Reach out to us at bizakandco.com to buy this reference online or to ask any questions — we are here to ensure your confidence and satisfaction.