AVI-8 Flyboy Wingman Worldtimer GMT AutomaticvsSpinnaker 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.
Flyboy Wingman Worldtimer GMT Automatic
Dumas GMT
Diameter
n/a
44mm
Lug-to-Lug
49mm
48mm
lowest
Thickness
13mm
lowest
15mm
Water Resistance
50m
300m
highest
MSRP
$345
lowest
$399
Movement
Automatic
Seiko NH34
Case
6 specsCrystal & Dial
1 specsMovement
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the AVI-8 Flyboy Wingman Worldtimer GMT Automatic for its solid build quality, finishing, and textured dial that offers surprising wearability, all at an affordable price point. The automatic movement winds smoothly and the watch feels comfortable on the wrist, with a functional GMT complication. Some reviewers note that the minute track's five-second divisions do not perfectly align with the second hand's movement, and the stock leather strap is considered cheap, limiting options for thicker aftermarket straps. On balance, owners rate the AVI-8 Flyboy Wingman Worldtimer GMT Automatic highly for its robust construction and engaging design at its accessible price.
The NH34 Japanese Automatic GMT movement is a key feature. The multi-layered dial displaying 24 timezones is also noted.
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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