Case material: Steel; Charge: Quartz; Conditions: New Year : 2015; Presentation condition : With boxes and all papers; Model: Constellation Price on request Gmtbroker Reference: 12310382101002 Omega Constellation Co-Axial 12310382101002. This model features a black dial decorated with a reversed "Clous de Paris" pattern and a date window at the 3 o’clock position, and covered by a scratch-resistant sapphire crystal. The bezel, with its engraved Roman numerals, is mounted on a 38 mm stainless steel case, and presented on a stainless steel bracelet. The OMEGA Co-Axial calibre 8500, visible through the transparent caseback, powers this exquisite timepiece.