The dramatic and enduring design of the OMEGA Constellation is characterised by its famous half-moons, “claws” on the case and mono-rang bracelet.This 25 mm 18K yellow gold model features a bezel with engraved Roman numerals and a blue aventurine glass dial with diamond hour markers. The bracelet, hands, OMEGA logo, Constellation star and diamond holders are also in 18K yellow gold.At the heart of this timepiece is the OMEGA Calibre 4061, while the caseback is stamped with the Constellation Observatory medallion.