Hamilton sizes the Khaki Field Mechanical 38 at 38mm × 9.5mm - the value field-watch reference - and the Khaki Field Auto 42 for larger wrists. The Intra-Matic Chrono H at 40mm × 14.6mm and 1969-Murph at 38mm sit as the brand's heritage anchors.
| Family | Model | Reference | Diameter | Thickness | Lug-to-Lug | Lug Width | Bracelet Taper | Water | Movement |
|---|---|---|---|---|---|---|---|---|---|
| Khaki Field | Khaki Field Mechanical 38 | H69439931 | 38 mm | 9.5 mm | 46.5 mm | 20 mm | 20 → 18 mm (canvas) | 50 m | Cal. H-50 |
| Khaki Field | Khaki Field Mechanical 42 | H69819530 | 42 mm | 10.9 mm | 50.5 mm | 20 mm | 20 → 18 mm (canvas) | 50 m | Cal. H-50 |
| Khaki Field | Khaki Field Auto 42 | H70595533 | 42 mm | 11 mm | 50.5 mm | 20 mm | 20 → 18 mm (leather) | 100 m | Cal. H-10 |
| Khaki Field | Khaki Field Auto 38 | H70455133 | 38 mm | 10.7 mm | 46.5 mm | 20 mm | 20 → 18 mm (leather) | 100 m | Cal. H-10 |
| Khaki Field | Khaki Field Murph | H70605731 | 38 mm | 11 mm | 46.5 mm | 20 mm | 20 → 18 mm (leather) | 100 m | Cal. H-10 |
| Khaki Field | Khaki Field Titanium 38 | H70205130 | 38 mm | 10.7 mm | 46.5 mm | 20 mm | 20 → 18 mm (titanium) | 100 m | Cal. H-10 |
| Khaki Field | Khaki Field Titanium 42 | H70545550 | 42 mm | 11.4 mm | 50.5 mm | 20 mm | 20 → 18 mm (titanium) | 100 m | Cal. H-10 |
| Khaki Field | Khaki Field Quartz | H68551333 | 40 mm | 10 mm | 48.0 mm | 20 mm | 20 → 18 mm (canvas) | 100 m | Quartz |
| Khaki Field | Khaki Field Expedition | H70225530 | 41 mm | 11.3 mm | 49.0 mm | 20 mm | 20 → 18 mm | 100 m | Cal. H-10 |
| Khaki Aviation | Khaki Aviation X-Wind Auto Chrono | H77726131 | 45 mm | 16 mm | 54.0 mm | 22 mm | 22 → 20 mm | 100 m | Cal. H-21 |
| Khaki Aviation | Khaki Aviation Pilot Auto 42 | H76615731 | 42 mm | 12 mm | 49.5 mm | 20 mm | 20 → 18 mm | 100 m | Cal. H-10 |
| Khaki Aviation | Khaki Aviation Converter | H76615530 | 42 mm | 13.6 mm | 49.5 mm | 20 mm | 20 → 18 mm | 100 m | Cal. H-30 |
| Khaki Navy | Khaki Navy Scuba Auto | H82505130 | 40 mm | 12.35 mm | 47.5 mm | 20 mm | 20 → 18 mm | 100 m | Cal. H-10 |
| Khaki Navy | Khaki Navy Frogman | H77825330 | 46 mm | 15.75 mm | 54.0 mm | 22 mm | 22 → 20 mm (rubber) | 1,000 m | Cal. H-10 |
| Intra-Matic | Intra-Matic Auto Chrono | H38416711 | 40 mm | 14.4 mm | 46.5 mm | 20 mm | 20 → 18 mm (leather) | 100 m | Cal. H-31 |
| Intra-Matic | Intra-Matic 38 Auto | H38455131 | 38 mm | 8.85 mm | 44.0 mm | 19 mm | 19 → 16 mm (leather) | 50 m | Cal. H-10 |
| Intra-Matic | Intra-Matic Chrono H | H38429730 | 40 mm | 14.4 mm | 46.5 mm | 20 mm | 20 → 18 mm (leather) | 100 m | Cal. H-51 |
| Jazzmaster | Jazzmaster Viewmatic Auto | H32515535 | 40 mm | 11 mm | 47.5 mm | 20 mm | 20 → 18 mm (leather) | 50 m | Cal. H-10 |
| Jazzmaster | Jazzmaster Auto Chrono | H32586151 | 42 mm | 15.4 mm | 49.5 mm | 21 mm | 21 → 18 mm (leather) | 50 m | Cal. H-21 |
| Jazzmaster | Jazzmaster Performer Chrono | H36606730 | 42 mm | 14.05 mm | 49.5 mm | 21 mm | 21 → 18 mm | 100 m | Cal. H-31 |
| Pan Europ | Pan Europ Auto Day-Date | H35405741 | 42 mm | 13.5 mm | 49.5 mm | 20 mm | 20 → 18 mm | 100 m | Cal. H-30 |
| Ventura | Ventura Elvis80 Skeleton | H24565331 | 42.5 × 44.6 mm | 11 mm | 44.6 mm | 25 mm | 25 → 20 mm (leather) | 50 m | Cal. H-10 |
| Ventura | Ventura Quartz | H24211732 | 32.3 × 50.3 mm | 6 mm | 50.3 mm | 20 mm | 20 → 16 mm (leather) | 50 m | Quartz |
| American Classic | American Classic Boulton | H13411553 | 27.4 × 31.6 mm | 8.4 mm | 31.6 mm | 14 mm | 14 → 12 mm (leather) | 50 m | Quartz |
| American Classic | American Classic Rail Road Auto | H40515131 | 40 mm | 10 mm | 47.5 mm | 20 mm | 20 → 18 mm (leather) | 50 m | Cal. H-10 |
Specs from the manufacturer's published technical data. Lug-to-lug values reflect commonly-cited caliper measurements where the manufacturer does not publish them and may vary by ±0.5 mm. References cover the principal current production variants per family - bezel, dial, and metal-option references usually share case dimensions.
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