Aquastar Benthos ProfessionalvsGlycine Combat Sub
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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.

Benthos Professional

Combat Sub
Diameter
42mm
42mm
Thickness
13.7mm
10.6mm
lowest
Water Resistance
300m
highest
200m
MSRP
n/a
$515
Movement
Sellita SW200-1
Sellita SW200-1
Case
4 specsCrystal & Dial
2 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
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.
Owners widely praise the Glycine Men's Combat Sub 42mm Automatic Watch GL0087 for its value, with prices ranging from $300 to $500, and its wearability on smaller wrists due to its 42mm case, thin 10.4mm to 10.5mm profile, and sharply downturned lugs. The watch's lume is noted as being longer-lasting than a Seiko SKX007's, though visibility after 15 minutes is debated, and one owner observed slight underapplication on the 6 o'clock marker. On balance, owners rate the Glycine Men's Combat Sub 42mm Automatic Watch GL0087 highly for its exceptional value and comfortable wearability.
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