Spinnaker Bradner AutomaticvsHamilton Khaki Navy Scuba 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.

Spinnaker Bradner Automatic at true scale

Bradner Automatic

Hamilton Khaki Navy Scuba Auto at true scale

Khaki Navy Scuba Auto

Diameter

42mm

40mm

Lug-to-Lug

50mm

n/a

Thickness

15mm

12.9mm

lowest

Water Resistance

180m

highest

100m

Power Reserve

n/a

80h

MSRP

$420

lowest

$975

Movement

Miyota 8215

Hamilton H-10

Case

6 specs
Diameter
42mm
40mm
Thickness
15mm
12.95mm
Lug-to-Lug
50mm
n/a
Lug Width
22mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
180m
100m

Movement

2 specs
Caliber
Miyota 8215
Hamilton H-10
Power Reserve
0h
80h

Pricing

1 specs
MSRP
$420
$975
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Reviews

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

Spinnaker Bradner Automatic

Owners widely report the Spinnaker Noir Radiance offers acceptable quality for its price, with some praising its band and color. However, reviewers and owners consistently flag the bezel as difficult to use. One owner found the overall quality okay but not stellar, noting that some Spinnaker models can appear over-designed. The Seiko NH35 movement is seen as common for the price point, with some suggesting a lower price would be more appropriate. On balance, owners rate the Spinnaker Noir Radiance as acceptable for its price, primarily due to its band and color, despite noted usability issues with the bezel.

Hamilton Khaki Navy Scuba Auto

Owners widely praise the Hamilton Khaki Navy Scuba Auto as an excellent value proposition under $1,000, highlighting its distinctive design, legible lume, and tactile bezel. Some owners appreciate its 40mm case size for comfortable everyday wear, while others find the 43mm variants feel great on the wrist. The H-10 automatic movement provides an 80-hour power reserve. However, the 43mm case size is noted as large by some, and the steel bracelet could benefit from a taper and a quick-adjust clasp. On balance, owners and reviewers rate the Hamilton Khaki Navy Scuba Auto highly for its robust tool watch design and impressive value at its price point.

From video reviewers

The 80-hour power reserve from the H-10 movement is a significant strength. Reviewers noted the bezel action and bracelet/clasp as points of focus.

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