Phoibos LeviathanvsPompeak Sub-Aquatic

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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.

Phoibos Leviathan at true scale

Leviathan

Pompeak Sub-Aquatic at true scale

Sub-Aquatic

Diameter

40mm

40mm

Lug-to-Lug

48mm

48mm

Thickness

13mm

13mm

Water Resistance

200m

200m

Power Reserve

n/a

38h

MSRP

$399

lowest

$915

Movement

Seiko NH35

Sellita SW200-1

Case

1 specs
Material
Stainless Steel
904L Stainless Steel

Crystal & Dial

2 specs
AR Coating
Yes
n/a
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Seiko NH35
Sellita SW200-1
Power Reserve
0h
38h

Pricing

1 specs
MSRP
$399
$915
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Reviews

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

Phoibos Leviathan

The Phoibos Leviathan is widely praised for its superb case finishing, generous lume, and original design elements, offering excellent value. Owners consistently highlight the quality of the bracelet, including its milled clasp with quick adjustments and on-the-fly microadjustment on newer models, and the visually striking, legible dials. Some owners find the watch heavy and large, with one suggesting a smaller 37mm or 38mm case size would be ideal, and others note the stock rubber strap can be thick and sticky. Accuracy varies, with some reporting it keeps accurate time out of the box, while others note a loss of 5-10 seconds per day without a winder. The bezel's jimping is also flagged as potentially causing fingers to slip. On balance, owners rate the Phoibos Leviathan highly for its robust build, excellent finishing, and desirable features at an accessible price point.

From video reviewers

The case finishing and bezel action are praised. The bracelet, particularly the clasp, is identified as an area for improvement. Reviewers are split on the watch's wrist presence, with some noting its improved 40mm size and others describing it as having a "beast"-like presence.

Pompeak Sub-Aquatic

The Pompeak Sub-Aquatic is widely praised for its exceptional value, with owners highlighting its 904L stainless steel construction, Swiss Sellita SW200-1 movement, and ceramic bezel insert. The fit and finish are considered superior to lesser alternatives, and the bracelet receives particular commendation. One owner specifically points to the pleasing color gradient on the waffle dial as a standout feature. Overall, owners rate the Pompeak Sub-Aquatic highly for its exceptional quality and stupendous value for money.