Case material: Steel; Charge: Automatic; Conditions: New Presentation condition : With dealer guarantee ; Model: Constellation Price on request Gmtbroker Reference: 123.10.35.20.01.002 Omega 123.10.35.20.01.002 Complete Details: Brushed Stainless steel case and Bracelet. Black square-grid textured dial with index hour markers. Displays Date at 3 o'clock. Omega 2500 Co-Axial Escapement movement with rhodium-plated finish. Power Reserve about 48 hours. This watch is also known as 12310352001002