Aquastar Benthos ProfessionalvsHamilton Khaki Navy Frogman 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.

Aquastar Benthos Professional at true scale

Benthos Professional

Hamilton Khaki Navy Frogman Auto at true scale

Khaki Navy Frogman Auto

Diameter

42mm

41mm

Thickness

13.7mm

13.1mm

lowest

Water Resistance

300m

300m

Power Reserve

n/a

80h

MSRP

n/a

$1,395

Movement

Sellita SW200-1

Hamilton H-10

Case

4 specs
Diameter
42mm
41mm
Thickness
13.7mm
13.09mm
Lug-to-Lug
n/a
n/a
Lug Width
n/a
20mm

Crystal & Dial

1 specs
Lume
X1 Super-LumiNova
None

Movement

2 specs
Caliber
Sellita SW200-1
Hamilton H-10
Power Reserve
n/a
80h

Pricing

1 specs
MSRP
n/a
$1,395
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Reviews

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

Aquastar Benthos Professional

The Aquastar Benthos Professional is widely praised for its significantly slimmer 13.9mm case, which contributes to comfortable everyday wear and a sleek profile, and its ultra-legible dial. Reviewers note its well-tensioned bezel and an improved beads-of-rice bracelet. Some find the 42mm case size substantial for a dive watch, and its 38-hour power reserve is considered unremarkable. The watch is priced at $1,290 during pre-order. Overall, owners and reviewers rate the Aquastar Benthos Professional highly for its comfortable wearability and legible dial at the price.

Hamilton Khaki Navy Frogman Auto

The Hamilton Khaki Navy Frogman Auto is praised for its wearable 41mm size, graceful silhouette, and robust tool-watch aesthetic, with reviewers highlighting its clean, date-free dial, well-defined bezel clicks, and surprisingly nice crown. Owners and reviewers note the pliable rubber strap and a 44mm lug-to-lug measurement that works well on smaller wrists, alongside a 46mm case option in the line. The watch is powered by the Hamilton H-10 automatic movement with an 80-hour power reserve. Some drawbacks noted include a stiff rubber strap, unforgiving buckle, and bezel grip in wet conditions, while one owner found the bezel action a bit stiff. Overall, owners and reviewers rate the Hamilton Khaki Navy Frogman Auto highly for its balanced design and wearability at its price point.

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