OMEGA 123.20.38.21.01.002 CONSTELLATION CO-AXIAL 38mm STEEL AND YELLOW GOLD - BRAND NEW OMEGA 123.20.38.21.01.002 CONSTELLATION CO-AXIAL 38mm STEEL AND…

The Omega Constellation is one of the most enduring watch families in Swiss horology, introduced in 1952 to celebrate Omega's string of chronometric observatory victories. From its earliest days the Constellation was positioned as Omega's precision dress watch, distinguished by the distinctive star emblem on the caseback, the characteristic claws or 'griffes' framing the crystal, and a commitment to movement accuracy that set it apart from the field. Over decades the line evolved through numerous case shapes and bracelet designs while always retaining its identity as a refined, wearable precision timepiece. Today the modern Constellation continues that legacy, and reference 123.20.38.21.01.002 represents a particularly elegant chapter in that story.

At 38mm in diameter the case of this Constellation occupies a versatile middle ground — substantial enough to read with authority on the wrist yet refined enough to slide beneath a shirt cuff with ease. The case is crafted in polished and brushed stainless steel, a material chosen for its corrosion resistance, long-term durability, and crisp aesthetic. The yellow gold bezel adds a layer of warmth and prestige, framing the dial with a classic two-tone character that has made the Constellation one of the most recognizable silhouettes in the Omega catalogue.

The black dial of reference 123.20.38.21.01.002 is dressed with index hour markers that offer clean, legible timekeeping with a dressy restraint. Black dials are perennially popular because they provide strong contrast against luminous or polished hour markers, making time reading effortless in varied lighting conditions while projecting a sense of quiet confidence. Paired with the warmth of the yellow gold bezel, the black dial creates a timeless, high-contrast aesthetic that suits both formal occasions and smart-casual everyday wear.

Powering the Constellation is Omega's Co-Axial escapement, a hallmark of the brand's modern movement architecture. The Co-Axial mechanism, developed in collaboration with watchmaker George Daniels and adopted by Omega in 1999, reduces friction in the escapement compared to a traditional lever escapement, which in turn means the movement requires less frequent servicing and maintains its accuracy over longer service intervals. This is a meaningful practical advantage for the owner, not merely a marketing claim, and it underpins Omega's reputation for long-term reliability and precision.

Wearing the 123.20.38.21.01.002 on the wrist, the two-tone yellow gold and stainless steel bracelet integrates seamlessly with the case and bezel, giving the piece a cohesive and considered appearance. The bracelet links are finished to complement the polished and brushed surfaces of the case, and the 38mm footprint ensures the watch sits comfortably on a wide range of wrist sizes. This is a watch that transitions naturally from a business meeting to a dinner, from a weekday commute to a weekend occasion.

Bizak & Co. is pleased to offer this Omega Constellation Co-Axial 123.20.38.21.01.002 in brand-new condition, allowing you to begin your ownership experience with complete confidence in the watch's history and provenance. Buying from Bizak means working with a knowledgeable dealer who can answer your questions honestly and help you find exactly the right timepiece. Browse our full Omega Constellation inventory at bizakandco.com or reach out directly to discuss pricing, shipping, and any questions you may have about this reference.