Seikosha - Blue Yacht - Seikomatic Type: Men’s Movement: Automatic movement, cal. Seikosha 603 on 17 jewels. Case type: Stainless steel. Dial colour: Silver, sunburst dial. Strap: Black leather, threaded with red thread, 18 mm. Case: Sharp Case width without the crown: 36 mm Case length: 43 mm Case thickness: 10 mm This watch is a men's timepiece from 1961, perfect for both formal and casual outfits. The Blue Yacht series was a rare line of timepieces made between 1961–62. This watch runs on an automatic Seikosha 603 movement on 17 jewels. Used watch. In very good condition. Case - made from stainless steel. Case back - screw down, steel, described and signed. Crystal - hesalite - in good condition. Dial - elegant, metallic-silver colour Indexes - silver bars. Indicators - silver. Functional movement, after watchmaker servicing in September 2019. I am selling the watch without a box. The watch will be professionally packaged and dispatched with a tracking number.