Side by side

Spinnaker Dumas GMTvsTimefactors PRS-10

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

Dumas GMT
SpinnakerDumas GMT
MSRP $399
PRS-10
TimefactorsPRS-10
MSRP $302
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.

Timefactors PRS-10

Owners praise the Timefactors PRS-10 as a rugged, affordable military field watch, valuing its robust build and 100m water resistance for daily wear, with its 39.1mm bead-blasted stainless steel case considered a perfect size by some. One user dislikes the large dial numbers, while others favor the acrylic crystal for its ease of polishing and the watch's overall sturdiness over more delicate alternatives. On balance, the consensus is that the Timefactors PRS-10 is highly regarded for its durable construction and practical specifications at a competitive price point.

At a glance

12 of 29 specs differ
Diameter
Dumas GMT44mm
PRS-1039.1mm
Power Reserve
Dumas GMT40h
PRS-10
Water Resistance
Dumas GMT300m
PRS-10100m
MSRP
Dumas GMT$399
PRS-10$302

Full specifications

Case

7 specs
Category
GMT
Diameter
44mm
39.1mm
Thickness
15mm
11.2mm
Lug-to-Lug
48mm
42mm
Lug Width
22mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Blue
Black

Movement

3 specs
Caliber
Seiko NH34
Ronda 715Li
Type
Automatic
Quartz
Power Reserve
40h

Pricing

1 specs
MSRP
$399
$302
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