Omega Constellation Beta 21 Ref. ST196.0014 – Rare Dark Grey Dial A bold icon of 1970s innovation, the Omega Constellation Beta 21 was part of Omega’s first generation of Swiss quartz watches — a symbol of precision and progress. Housed in its distinctive stainless-steel “TV case”, this reference features the rare dark grey dial, adding a refined and modern contrast to its futuristic design, in immaculate condition. Powered by the historic Beta 21 quartz movement, this Constellation blends cutting-edge technology of its era with timeless Omega craftsmanship — a rare and collectible piece that captures the spirit of the quartz revolution.