Side by side
Helgray Speedster (Silver Panda)vsSpinnaker Dumas GMT
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Speedster (Silver Panda)39mm
Dumas GMT44mm
Power Reserve
Speedster (Silver Panda)40h
Dumas GMT40h
Water Resistance
Speedster (Silver Panda)30m
Dumas GMT300m
MSRP
Speedster (Silver Panda)$299
Dumas GMT$399
Full specifications
Case
7 specsCategory
Chronograph
GMT
Diameter
39mm
44mm
Thickness
12mm
15mm
Lug-to-Lug
46mm
48mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
30m
300m
Crystal & Dial
1 specsDial Color
Black
Blue
Movement
1 specsCaliber
Miyota 6S21
Seiko NH34A
Pricing
1 specsMSRP
$299
$399
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