Hamilton G.S General Service

Hamilton GS (G.S) or General Service Watch

The Hamilton GS ("General Service") was produced from 1960 to the end of 70' for the non-military personnel of the British armed forces and UK goverment personnel.

Hamilton G.S. Tropical is a special version for use in tropical areas. It was used primarily in the Commonwealth, and in overseas diplomatic establishments abroad. In addition, they also acted as a cover for a number of the military men who helped nations organise their own security and law enforcement on behalf of HM Government.

The following variations have been identified:

• Hamilton GS Tropical - Cal 684 (hack)
• Hamilton GS Tropical - Cal. S75S (hack)
• Hamilton GS 13-24dial - Cal. S75S (hack)
• Hamilton GS Commercial - Cal. S75S (hack)
• Hamilton GS KA Mark - Cal. 684 (hack) - Kenyan Army Issue
• Hamilton GS ADDF Mark - Cal. 684 (hack) - Abu Dabi Defence Force Issue?

The Tropicalized have some decent features for the time period:

• - Anti-Magnetic
• - Waterproof
• - Shock Proof
• - Dust cover
• - Temperature Compensated
• - 150oe (the magnetic shield reaches 150 Oersted 1oE = 79.577 amperes per meter.)
• - Hamilton S75S based on the ETA 2390, which experienced some improvements compared to its base:
• - Flector KIF shock protection
• - Stud support
• - Smooth return

Technical data

• cal :- Manual wind-
• Diameter of movement: 23.3 mm-
• Plant height: 3.6 mm-
• 17 jewels-
• F = 18.000 A / h-
• Power reserve 48h.
• Steel case with 6 point screw caseback
• Tritium dial and hands
• 36mm width ex crown
• 46mm lug to lug
• solid fixed lug strap pins

Links

Hamilton Hamilton W10

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