Sold $125 for this circa 1971 stainless steel gem per serial on case back Manual wind calibre 25-66 recently serviced but no documentation, sets and winds smoothly, running -20 sec per day Case and lugs retain sharp edges and bevels, signed on original dial, crown and movement Has a screw down case back that lists features like WaterProof, Incabloc, stainless steel and has serial number Alas no turtle... Includes PP fee and USPS priority 2-3 day in CONUS, 6-10 day in ROW, many sale references and 100+ on ebay, questions please DM