Hamilton GI Archived there aren't many of these

there aren't many of these to be had

the first known example of a wristwatch with this level of complication was the Breguet Perpetual Calendar

the uni-body case excelled at protecting the movement from debris

the depth of the case varied considerably

Hamilton GI Archived there aren't many of theseThere are some watches that scream at you from the wrist, blasting their provenance and their precious metalness from miles away. Then there are watches that prefer to stay half in the shadows; horological ninjas executing their perfect timeliness with understated poise. In our opinion, the Hamilton G. I. watch is about as ninja as a wristwatch can get. The General Issue wristwatch, ordered by the Department of Defense in 1964 for the ramp up to