Boldr Globetrotter 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.

Globetrotter GMT

Dumas GMT
Diameter
40mm
44mm
Lug-to-Lug
48mm
48mm
Thickness
12.7mm
lowest
15mm
Water Resistance
200m
300m
highest
MSRP
$469
$399
lowest
Movement
Seiko NH34
Seiko NH34
Case
5 specsCrystal & Dial
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Boldr Globetrotter GMT as a compelling sports watch and excellent value, with one owner finding it "addicting to look at." Reviewers highlight the watch's outstanding legibility, featuring applied Super-LumiNova indices and sword hands on a matte black dial. The ceramic bezel is noted for its tight, knurled grip and smooth, quiet bidirectional ratcheting action. One reviewer specifically mentions the multi-city ceramic bezel's sharp markings and orange accents. However, one owner expresses disappointment, stating Boldr "missed the mark with this model." Overall, owners and reviewers largely laud the Boldr Globetrotter GMT for its legibility and bezel action, despite one dissenting opinion.
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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