Case material: Yellow gold; Charge: Automatic; Conditions: New Presentation condition : With dealer guarantee ; Model: Seamaster Price on request Gmtbroker Reference: 231.53.39.21.06.002 Omega 231.53.39.21.06.002 Complete Details: Solid 18KT Yellow gold fine brushed finished case with high polished finished bezel & beveled edges. "Tech Grey" dial with a linear textured design. Applied 18kt yellow gold index hour markers & hands - both with luminescent material. Date window located at the 3 o'clock position. Features the in-house manufactured 8501 caliber. The caliber 8501 beats at 28,800, contains 39 jewels & has an impressive power reserve of approximately 60 hours - courtesy of the 2 barrels. The rotor (win& bridge are of 18kt Rose Gold and are finished with a unique "arabesque" Cotes de Geneva finish. Last but not least the 8501 integrates the now standard Co-Axial Escapement which contributes to greater precision, stability and durability & reduces the necessity of lubrication thus reducing the time required between servicing. This watch is also known as 23153392106002