This OMEGA Seamaster Cosmic was manufactured in 1970 The exact year of manufacture is unknown. Casing: is Stainless steel plated, measurements without Ω crown: 32 x 36mm Casing base: signed with the seamaster sign, 136016 and tool 105, Dial: fashionable white dial, and silver hour marks. The dial is signed with Ω Omega Seamaster Cosmic and Swiss Made. Date on the 3 and Hand-winding Crystal: Is in good condition. There is a small damaged on the glass face (crystal) near the Swiss made , but it is not a hole, so it does not effect the watch working. Strap: leather strap measures approx. 26cm including timepiece. Band is genuine leather, but not original.one dark green and one light brown. I don't have properly tools to open the back of the watch to take photos of the movement.