A fantastic vintage, probably circa 1950's, gent's estate Zenith Swiss hand winding mechanical wristwatch. Case and band of 18k light rose gold....almost a yellow gold tone...with a foldover adjustable clasp.Silver tone face with applied yellow gold tone Arabic numerals and notches with black hour, minute and seconds hands. Case numbered 665842. Band marked 750 with Italian assay marks. Case measures approx.35mm east to west NOT including crown. Measures approx. 8 1/2" length (21.6cm) open end to end at longest adjustment to approx. 8" long (20.3cm) open end to end at shortest adjustment. Total weight approx. 65.7 grams/ 42.2dwt. total weight. Appears to wind and run properly.