Side by side

Spinnaker Dumas GMTvsTissot PRX

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Dumas GMT
SpinnakerDumas GMT
MSRP $399
PRX
TissotPRX
MSRP $2,150

At a glance

14 of 29 specs differ
Diameter
Dumas GMT44mm
PRX42mm
Power Reserve
Dumas GMT40h
PRX68h
Water Resistance
Dumas GMT300m
PRX100m
MSRP
Dumas GMT$399
PRX$2,150

Full specifications

Case

7 specs
Category
GMT
Chronograph
Diameter
44mm
42mm
Thickness
15mm
14.54mm
Lug-to-Lug
48mm
41.5mm
Lug Width
22mm
13mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

4 specs
AR Coating
Inner
Yes
Dial Color
Blue
Graded green
Indices
Applied
Indexes
Lume
None
Super-LumiNova ®

Movement

2 specs
Caliber
Seiko NH34A
Valjoux A05.H31
Power Reserve
40h
68h

Pricing

1 specs
MSRP
$399
$2,150

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What people say

Owners + reviewers, side by side

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

Spinnaker Dumas GMT

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.

Tissot PRX

Owners and reviewers widely praise the Tissot PRX for its exceptional finishing and value, with many noting it punches well above its price point. The well-constructed case and bracelet are frequently highlighted, as is its comfortable wearing profile and attractive sunburst dial. Some owners find the hype around the PRX overblown, and a few have noted quality control issues with specific models, such as a loose chrono hand or dust on the hands. The lack of micro-adjustment on the bracelet is a recurring minor criticism, and some reviewers suggest the dial hands could be less shiny or that the quartz movement could be more accurate. Overall, owners and reviewers rate the Tissot PRX highly for its impressive finishing and integrated bracelet design at an accessible price.

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