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Hamilton Khaki Field 38mm Unisex Watch
Ref. H69439910
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Stepping up in the same dial colour
The Khaki Field traces its lineage directly to the watches Hamilton supplied to military users in the 1960s, and this reference makes that connection explicit rather than decorative. The matte white dial with its black Arabic numerals and secondary 24-hour track is functional logic from that era carried forward without softening: you can read it in poor light and orient yourself by it without mental arithmetic. At 38mm with a 9.5mm profile, it sits close to the wrist and disappears under a cuff in a way that larger field-watch revivals cannot manage. The slightly domed sapphire adds just enough depth to the dial to give it presence without bulk. Underneath, the H-50 manual movement offers 80 hours of reserve from a single wind — three full days, which is the point of a field watch — and its Nivachron balance spring handles magnetic fields that would upset a conventional movement. The NATO strap is load-bearing to the character of this watch, not cosmetic. Wind it, wear it through whatever the week brings, and the hands will hold their lume through a long night.
- Reference
- H69439910
- Brand
- Hamilton
- Collection
- Khaki Field
- Case size
- 38mm
- Case thickness
- 9.5mm
- Lug width
- 20mm
- Case material
- Stainless steel
- Case shape
- Round
- Dial
- White
- Crystal
- Sapphire
- Movement
- Manual
- Calibre
- H-50
- Water resistance
- 50m
- Bracelet / strap
- Fabric strap
- Strap colour
- Black
- Clasp
- Buckle
- Lume
- Super-LumiNova
- Retailer
- Mappin & Webb
Additional specifications
- Lug-to-lug
- 47mm
- Power reserve
- 80 hours
- Origin
- Swiss made
Learn more about Hamilton
Hamilton was founded in Lancaster, Pennsylvania in 1892, and its early business was the railroad. American rail accidents caused by unsynchronised timekeeping had forced the industry to adopt strict standards, and Hamilton built pocket watches accurate enough to meet them — earning the description the watch of railroad accuracy.
Two things then defined it. The first was war: Hamilton supplied over a million watches to American forces in the Second World War, suspending civilian production entirely, and its marine chronometers were fitted across the US Navy.
The second was electricity. The Ventura of 1957 was the first battery-powered electric wristwatch, and its asymmetric shield-shaped case, designed by Richard Arbib, looked like nothing before it. Elvis Presley wore one in Blue Hawaii.
Hamilton's cinematic presence is unusually deep — over five hundred films — and includes the watches designed for 2001: A Space Odyssey with Stanley Kubrick, and appearances in Interstellar and Tenet.
American manufacturing ended in 1969 as the quartz crisis approached. The brand was acquired by the Swiss and is now part of the Swatch Group, based in Biel, where it occupies a distinctive position: American design heritage, Swiss production, and ETA movements with long power reserves at accessible prices. The Khaki Field, descended from the wartime issue watches, is its best-known line.
- 1892
- Founded in Lancaster, Pennsylvania.
- 1918
- Supplies the first US airmail flights.
- 1957
- The Ventura is the first electric wristwatch.
- 1968
- Designs the watches for 2001: A Space Odyssey.
- 1974
- Becomes Swiss-owned; now part of the Swatch Group.
Also in 5 collections
This watch appears in the Hamilton Khaki Field range (50), Back in Stock (3,988), Stainless Steel Watches (2,814), Sports Watches (700) and Field Watches (53).
Temporarily out of stock
Goldsmiths is not currently taking orders for this reference. Last listed as available on 27 September 2026. Stock is checked nightly and this page updates when it returns.
What the specifications mean
Strengths
- 38mm suits most wrists
- Sapphire crystal, which resists scratching
- Luminous hands and markers for low light
- Sits in the lower half of Hamilton's range as we list it
Worth knowing
- 50m suits rain and handwashing, not swimming
Hamilton Khaki Field alternatives
Watches from other brands at a similar price, style and size, so you can see what else your budget can buy.
| Specification | H69439910 | SRPB43J1 | 35003M40 |
|---|---|---|---|
| Price | £545 | £350 | £830 |
| Case size | 38mm | 40mm | 35mm |
| Water resistance | 50m | 50m | 50m |
| Movement | Manual | Manual | Manual |
| Strap | Fabric strap | Leather strap | Stainless steel bracelet |
| Power reserve | 80 hours | 41 hours | — |
| This watch |
|
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Your new watch
Frequently asked questions, and things you should know about this watch
Can I swim with it?
Showering yes, swimming no. 50m covers splashes and brief immersion, but a swimming stroke generates well above the pressure that figure describes.
Water resistance explainedWill the glass scratch?
Unlikely. Sapphire is second only to diamond in hardness and shrugs off everyday marking.
Sapphire, mineral and acrylic comparedDoes it need a battery?
No. It is hand-wound, so it needs winding every day or two but never a battery.
Quartz, automatic and solar comparedHow long does it run for when it's not worn?
About 80 hours fully wound — enough to sit off the wrist over a weekend and still be running.
What size strap does it take?
20mm. Any strap of that width will fit, and on most modern watches quick-release bars make the swap a two-minute job with no tools.
Will it fit my wrist?
Lug-to-lug is 47mm, which suits wrists from roughly 16cm (6¼ inches) upward.
Lug-to-lug decides fit more than case diameter does.
How to size a watch to your wristIs it a men's or women's watch?
Listed as unisex, and at this size it suits any wrist that takes the dimensions.
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