→Rare and valuable diver watch: YEMA Sous Marina Automatic Diver Watch from the 1970s. It has bidirectional rotating inner bezel. →Movement: Fe 3611 movement,17 jewls. →Case Size: 39.7mm. (without crown) →Band Size: Fits up to approx. 20cm (wrist size), →Condition: Perfect. Rotating bezel rotates freely. Tiny signs of wear on case. Perfect mica glass and dial. Waterproof NOT tested and not recommend to wear underwater before testing. All photos belong to actual watch. → Date : set by changing 19.40 - 24h . → The product offers a remarkable look with its JUMBO Body old vintage look →Please see photos carefully to see exact condition. → Never forget that you bought a product for about half a century. And this product may have lived longer than you.Yema watch collector is a product that customers should not miss →Watch work well and keeping good time. →The deviation on the test machine shows +/- "0" seconds per 24 hours →The watch comes military style two colored canvas strap. No box & paper. →The watch will be shipped via Express Courier to worldwide with a tracking code. Delivery time is only a few days* for Europe and approx. 5-7 days* for other countries. Please, be aware of customs duty. Customs duties are the buyer's responsibility and beyond the control of sellers. *Estimated business days