Here is a very attractive and simple-looking vintage Omega Seamaster 600 with a date feature, which is uncommon for this model. This piece is in excellent original condition. The gold-plated over stainless steel case measures 34.6mm across, excluding the crown by 39.6mm lug tip to lug tip—new case gasket. The case model is 136.011 and is in excellent unpolished original condition. Original signed crown. Brand new crystal. The original factory dial is attractive and is in very good condition. The fully serviced manual wind movement is working accurately. Seventeen jewels movement is Omega calibre 611. The movement serial number is 21706315, dating this watch to 1964. It will come with a new 18mm matching high-grade genuine leather strap. The wrist size in the photo is 6 inches.