Hamilton Electric Wear Test PROTOTYPE Watch MOVEMENT_Tuning Fork Adjusted to Temperature Six Positions

Adjusted to Temperature Six Positions

MOVEMENT:  Prototype Movement

BAND:  Used

DIAL:  Excellent original finish

and has a nice large presence on the wrist

Hamilton Electric Wear Test PROTOTYPE Watch MOVEMENT_Tuning Fork Adjusted to Temperature Six PositionsHere's your chance to own a Prototype Hamilton 500 watch issued to Hamilton employees for tests to be returned for analysis. Pictured on pages 39 41 of Ren Rondeaus Book, The Watch Of The Future. It used a different indexing mechanism that was prone to failure and had 17 Jewels (five more than the final production model). Employees were given strict instructions not to open the watch, as evidenced by the engraving on the case back. The dials were