Hamilton Electric Ventura 14K Gold Watch Original Finish Black Dial BRAND_Seiko and minutes in silver strip

and minutes in silver strip

BAND/BRACELET:  Brand New Genuine Leather Black Band with matching Silver Tone Clasp

Remaining examples of this watch are very rare

it was the prototype of the 507 Prototype that was never released

M5 (dating the case to circa 1965)

Hamilton Electric Ventura 14K Gold Watch Original Finish Black Dial BRAND_Seiko and minutes in silver stripOffered is this FULLY SERVICED (ultrasonic wash, rinse, and lubrication) Hamilton Electric 14K Solid Gold Ventura watch. Pictured in Ren Rondeau's book "The Watch Of The Future" on pages 164 to 169, it was released in January, 1957 with an original price of $200. 00. It is signed on the dial, case, crown, and movement. It runs great and keeps time to well under 30 seconds variation per day and has a brand new battery just installed. The hack function