- Original Omega manual winding mechanical machinery and model caliber 601 (Swiss made), case size 40mm x 35mm including lugs and crown and 32.5mm without including crown (cadet size for men at the time), dial original omega in black color completely restored to its original condition like new, original arrows and numerals of the model in stainless steel in perfect condition with complete tritium needles, original omega stainless steel case very well preserved almost like new, polished and polished without marks or scratches, stainless steel back cover engraved with the seamaster logo in large size and with the brand and reference of the case inside, completely new unsigned stainless steel crown, new domed plexi crystal without marks or scratches, Genuine black lizard leather strap, 18mm w