This is a rare and stunning Omega Seamaster Calendar Automatic watch. The two tone gold capped over stainless steel case is unpolished in great condition. The case model is 2757-4 SC and measures a large 34mm across excluding crown by 42.5mm lug tip to lug tip. This is known as the second generation Seamaster watch with the calendar feature. It is uncommon compared to first and third generation models. The crystal is brand new. Omega signed crown. The fully serviced 17 jewels bumper automatic movement is an Omega caliber 355 with serial number 14936103, dating this watch to 1955. Factory original finish dial uniquely aged and patina. It will come fitted with a 18mm croco grain genuine leather strap. The wrist size in the photo is 6 inches.