Case material: Steel; Charge: Automatic; Conditions: New Presentation condition : With dealer guarantee ; Model: Constellation Price on request Gmtbroker Reference: 123.20.38.21.02.005 Omega 123.20.38.21.02.005 Complete Details: Brushed stainless steel case and Bracelet Brushed steel bezel with engraved roman numerals Polished 18kt yellow gold claws Silver dial with gold tone index hour markers Displays Date at 3 o'clock Movement: Omega caliber 8500, beats at 25,200 vph, contains 39 Jewels & has an approximate power reserve of 60 hours, courtesy of its twin barrels mounted in series. The movement features Omega's "Si 14" silicon balance spring, which contributes to the movements outstanding resistance to shock and to environmental disturbances and thus to the watch’s chronometric performance. The movement also features Omegas Co-Axial Escapement which contributes to greater precision, stability & durability. The Co-Axial escapement has less friction & reduces the necessity of lubrication thus reducing the time intervals required between servicing. The rotor & visible bridges are decorated with a unique "arabesque" wave design finish. This watch is also known as 12320382102005