Hamilton Khaki Navy Scuba AutovsSpinnaker Bradner Pearl Diver

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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 Auto at true scale

Khaki Navy Scuba Auto

Spinnaker Bradner Pearl Diver at true scale

Bradner Pearl Diver

Diameter

40mm

42mm

Lug-to-Lug

n/a

50mm

Thickness

12.9mm

lowest

15mm

Water Resistance

100m

180m

highest

Power Reserve

80h

n/a

MSRP

$975

$370

lowest

Movement

Hamilton H-10

Seiko NH35

Case

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

Crystal & Dial

1 specs
Dial Color
Black
Emerald

Movement

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

Pricing

1 specs
MSRP
$975
$370
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Reviews

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

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.

Spinnaker Bradner Pearl Diver

Owners widely praise the Spinnaker Bradner Pearl Diver for its great looks, impressive value, and comfortable wearability, with one owner calling it one of their best buys. Accuracy is reported around +3 seconds per day. The bracelet and clasp are considered poor, with lume described as mediocre, though the strap and packaging are well-received. Some owners find the 42mm case large on smaller wrists due to its 50mm lug-to-lug and 15mm height, though others find it acceptable with strap changes. One owner noted issues with finishing quality, including a poorly seated bezel and crooked indices. On balance, owners rate the Spinnaker Bradner Pearl Diver highly for its attractive design and strong value proposition, despite some concerns regarding bracelet quality and case dimensions.