Omega Vintage 25 mm Constellation Automatic Chronometer Watch

Omega Constellation Circa 1960s Movement: Automatic (Self-winding) Chronometer Gold-Plated stainless steel Acrylic crystal Dial Champagne color with golden markers and Hands Hour, Minute and second sweeping hands Date window at 3 o'clock mark Case approx.: 25 mm Lug width 12 mm Aftermarket band Watch approx. 8.10" in length Swiss Made In great looking and working condition wear consistent with time and regular use such as scratches and/or scuffs see images please no original box or papers