Glycine Combat Sub Sport GMTvsSpinnaker Dumas 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.
Combat Sub Sport GMT
Dumas GMT
Diameter
42mm
44mm
Lug-to-Lug
n/a
48mm
Thickness
10.8mm
lowest
15mm
Water Resistance
200m
300m
highest
Power Reserve
48h
n/a
MSRP
$805
$399
lowest
Movement
Sellita SW330-2
Seiko NH34
Case
7 specsCrystal & Dial
4 specsMovement
5 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Glycine Combat Sub Sport GMT for its solid build, comfortable wearability due to its thin profile and curved lugs, and its unique, non-homage design. Reviewers and owners alike note the excellent bezel action and the value proposition. Some owners miss the heft of other models and point out that the cyclops is not as refined as on other luxury dive watches. One owner reports the movement can be regulated to under +1 second per day, while another notes inconsistent power reserve performance, not always reaching 42 hours, and sub-par lume. Overall, owners rate the Glycine Combat Sub Sport GMT highly for its comfortable wearability and unique design at the price.
The watch offers a compelling value proposition, especially when discounted. Cost-saving measures are evident in certain areas of the build.
The Spinnaker Dumas GMT is praised for its good finishing and satisfying lume, including on the crown. Owners note its 44mm case and 15mm thickness, with one finding it wears well on a 17cm wrist, while a reviewer suggests its substantial size and 209g weight make it unsuitable for smaller wrists. Overall, owners and reviewers find the Spinnaker Dumas GMT offers good value, particularly with the inclusion of an extra rubber strap.
The Spinnaker Dumas GMT offers robust build quality for its price point. Reviewers noted the 300-meter water resistance.
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