Glycine Combat Sub Sport GMTvsSpinnaker Dumas GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
17 of 29 specs differFull specifications
Case
7 specsCrystal & Dial
3 specsMovement
6 specsPricing
1 specsFollow this matchup
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Owners + reviewers, side by side
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 refined feel and sleek wearability, with many noting its thin profile and downward-curving lugs contribute to comfort. Reviewers and owners alike highlight its exceptional value and solid build quality. Some owners report the lume is sub-par, and one noted a slightly off-color lume pip on the chapter ring. Accuracy figures vary, with one owner achieving +1 second per day after regulation, while another found the stock beat error acceptable for the price. The power reserve can be inconsistent, and the lack of a date cyclops is a minor drawback for some. On balance, owners rate the Glycine Combat Sub Sport GMT highly for its impressive thinness and refined aesthetic at its price point.
Owners praise the Spinnaker Dumas GMT's satisfying lume, including on the crown, and good finishing, with one owner finding it wears well on a 17cm wrist. The watch features a Seiko NH34A GMT movement and a blue gradient dial. Reviewers note its 44mm diameter and 209g weight on the bracelet make it unsuitable for smaller wrists.
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