Glycine Combat Sub SportvsUnimatic Modello Quattro U4-GMT

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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.

Glycine Combat Sub Sport at true scale

Combat Sub Sport

Unimatic Modello Quattro U4-GMT at true scale

Modello Quattro U4-GMT

Diameter

39mm

40mm

Thickness

n/a

2.8mm

Water Resistance

300m

300m

Power Reserve

n/a

41h

MSRP

$540

lowest

$920

Movement

Sellita SW200-1

Seiko NH34

Case

2 specs
Diameter
39mm
40mm
Thickness
n/a
2.8mm

Movement

2 specs
Caliber
Sellita SW200-1
Seiko NH34
Power Reserve
0h
41h

Pricing

1 specs
MSRP
$540
$920
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Reviews

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

Glycine Combat Sub Sport

Owners widely praise the Glycine Men's Combat Sub Sport 39mm Automatic Watch GL0403 as an exceptional value, noting its sleek design and solid, tool-like build. Some owners report a minor color mismatch between the lume pip and dial lume, and one suggestion for improvement includes a clasp with tool-less micro adjustments. Overall, owners rate the Glycine Men's Combat Sub Sport 39mm Automatic Watch GL0403 highly for its impressive design and build quality at its price point.

Unimatic Modello Quattro U4-GMT

Owners and reviewers generally like the Unimatic Modello Quattro U4-GMT, with praise centered on its fixed stainless 24-hour bezel, which reviewers say gives the GMT a real purpose and looks distinctive, and on its solid build and smooth crown action. One owner who bought at launch calls it a great watch and says the strap has softened into a favorite. Reviewers point to strong value for the money and a Seiko NH34A movement with a 41-hour power reserve, though accuracy is described as variable, with the official -20/+40 s/day rating seen as decent at best and owners often reporting ±1–10 s/day. One reviewer finds the case noticeably thick and another notes short lugs and a flat-sitting case may disappoint smaller wrists. Overall, the consensus is that the Unimatic Modello Quattro U4-GMT delivers strong value and a distinctive fixed-bezel GMT design that reviewers and owners rate well.