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 stainless steel model features a bezel with engraved Roman numerals and a blue aventurine glass dial with diamond hour markers. The hands, OMEGA logo, Constellation star and diamond holders are in 18K white gold. At the heart of this timepiece is the OMEGA Calibre 4061, while the caseback is stamped with the Constellation Observatory medallion. Calibre Omega 4061: Quartz movement with \"Long Life\" feature to maximize the autonomy of the battery. Exclusive red OMEGA logo with rhodium plated parts and circular graining. Battery life of 48 months. FEATURESDiamonds: The hardest, most luminous precious stone whose value is calculated according to the 4C criteria: Cut - Carat - Clarity - Color. Between lugs15. 9mm Bracelet Steel Case Steel Case diameter25mm Dial colour Blue Crystal Domed, scratch‑resistant sapphire crystal with anti‑reflective treatment inside Water resistance30 Metres