Hamilton Khaki Navy Scuba Automatic GMT 43mm BronzevsFormex Reef GMT

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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.

Hamilton Khaki Navy Scuba Automatic GMT 43mm Bronze at true scale

Khaki Navy Scuba Automatic GMT 43mm Bronze

Formex Reef GMT at true scale

Reef GMT

Diameter

43mm

42mm

Lug-to-Lug

52mm

47mm

lowest

Thickness

13.9mm

11.4mm

lowest

Water Resistance

300m

300m

Power Reserve

80h

highest

56h

MSRP

$1,675

lowest

$2,235

Movement

Hamilton H-14

Sellita SW330-2

Case

4 specs
Diameter
43mm
42mm
Thickness
13.9mm
11.4mm
Lug-to-Lug
52mm
47mm
Material
Titanium
Stainless Steel

Crystal & Dial

1 specs
Lume
None
Super-LumiNova

Movement

2 specs
Caliber
Hamilton H-14
Sellita SW330-2
Power Reserve
80h
56h

Pricing

1 specs
MSRP
$1,675
$2,235
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Reviews

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

Hamilton Khaki Navy Scuba Automatic GMT 43mm Bronze

Owners widely praise the Hamilton Khaki Navy Scuba Automatic GMT 43mm Bronze for its excellent fit and finish, pleasing proportions, and matte dial that minimizes glare. Some enthusiasts appreciate the playful colors and everyday functionality, while others note the lack of a lumed bezel pip. The watch features a 43mm bronze case, black dial, and is powered by the H-14 automatic GMT movement with an 80-hour power reserve. On balance, owners rate the Hamilton Khaki Navy Scuba Automatic GMT 43mm Bronze highly for its robust build and value at the price point.

Formex Reef GMT

Owners and reviewers widely praise the Formex Reef GMT for its impressive specifications and value, highlighting its unique porthole case shape and comfortable quick-release bracelet with on-the-fly micro-adjustment. The COSC-certified Sellita SW330-2 movement is noted for good finishing and reliable timekeeping, with a 56-hour power reserve. However, the watch's overall width and lug-to-lug span, particularly with male endlinks, are frequently cited as being too large for smaller wrists. Some reviewers also find the bezel action stiff and slippery, and the GMT model lacks a timing bezel option with lume. Overall, owners and reviewers rate the Formex Reef GMT highly for its robust construction and excellent specs at its price point.

From video reviewers

The watch features a COSC-certified SW330-2 GMT movement, which is visible through a sapphire crystal display case back and beautifully decorated. The watch's water-resistance of up to 300m/1000ft is a notable feature. The 42mm diameter may be too large for smaller wrists.

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