Side by side
Spinnaker Dumas GMTvsOblvlo TM Simple
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Dumas GMT44mm
TM Simple41mm
Power Reserve
Dumas GMT40h
TM Simple42h
Water Resistance
Dumas GMT300m
TM Simple50m
MSRP
Dumas GMT$399
TM Simple$149
Full specifications
Case
7 specsCategory
GMT
Sport
Diameter
44mm
41mm
Thickness
15mm
11mm
Lug-to-Lug
48mm
46mm
Lug Width
22mm
20mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
50m
Crystal & Dial
2 specsDial Color
Blue
Black
Lume
None
Super-LumiNova
Movement
3 specsCaliber
Seiko NH34A
Miyota 8215
Power Reserve
40h
42h
Jewels
25
21
Pricing
1 specsMSRP
$399
$149
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