BOLDR Supply Co. Ranger KopjevsHamilton Khaki Field Expedition Auto

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

BOLDR Supply Co. Ranger Kopje at true scale

Ranger Kopje

Hamilton Khaki Field Expedition Auto at true scale

Khaki Field Expedition Auto

Diameter

40mm

37mm

Lug-to-Lug

46mm

n/a

Thickness

12mm

11.4mm

lowest

Water Resistance

200m

highest

100m

Power Reserve

n/a

80h

MSRP

$299

lowest

$1,245

Movement

Seiko NH35

Hamilton H-10

Case

5 specs
Diameter
40mm
37mm
Thickness
12mm
11.45mm
Lug-to-Lug
46mm
n/a
Lug Width
n/a
20mm
Water Resistance
200m
100m

Crystal & Dial

1 specs
Dial Color
n/a
White

Movement

2 specs
Caliber
Seiko NH35
Hamilton H-10
Power Reserve
0h
80h

Pricing

1 specs
MSRP
$299
$1,245
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

BOLDR Supply Co. Ranger Kopje

The BOLDR Supply Co. Ranger Kopje is widely praised for its value, offering a rugged 40mm bead-blasted stainless steel case with 200m water resistance and a retro California dial for $299 USD, making it an accessible entry into this dial style. One owner, however, advises caution with the brand due to serious issues experienced with two of his son's three BOLDR watches, including a seized crown. The Seiko NH35A automatic movement is visible through a sapphire caseback featuring animal artwork, which one reviewer found detracts from the display window. On balance, owners and reviewers value the BOLDR Supply Co. Ranger Kopje for its affordable price and carefree field watch utility, despite a single owner's negative brand experience.

Hamilton Khaki Field Expedition Auto

Owners widely praise the Hamilton Khaki Field Expedition Auto for its robust build, clear legibility, and versatility as a "Go Anywhere, Do Anything" watch, with many appreciating its historical connection and value as an entry-level automatic. Reviewers highlight its superb value, comfortable wearability in both 37mm and 41mm sizes, and the reliable H-10 automatic movement with an 80-hour power reserve. Some owners note water ingress issues with the non-screw-down crown, while others find the watch reliable for daily wear. The compass bezel's practical utility for navigation is questioned, but it adds to the watch's tool-like appeal. Overall, owners and reviewers rate the Hamilton Khaki Field Expedition Auto highly for its robust build and value as a versatile field/sports watch.

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