Which is cheaper, the Helgray Speedster (Racing Light Blue) or the Spinnaker Dumas GMT?

At MSRP the Helgray Speedster (Racing Light Blue) is the cheaper of the two at $299, against $399 for the Spinnaker Dumas GMT — a $100 gap before any retailer discounting.

Which is bigger, the Helgray Speedster (Racing Light Blue) or the Spinnaker Dumas GMT?

The Spinnaker Dumas GMT wears larger at 44mm versus 39mm for the Helgray Speedster (Racing Light Blue) — a 5mm difference across the dial.

Which has better water resistance, the Helgray Speedster (Racing Light Blue) or the Spinnaker Dumas GMT?

The Spinnaker Dumas GMT is rated to 300m versus 30m for the Helgray Speedster (Racing Light Blue).

What movement does the Helgray Speedster (Racing Light Blue) run compared to the Spinnaker Dumas GMT?

Both watches run automatic movements — the Helgray Speedster (Racing Light Blue) uses the Miyota 6S21 and the Spinnaker Dumas GMT uses the Seiko NH34A.

Side by side

Helgray Speedster (Racing Light Blue)vsSpinnaker Dumas GMT

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

Helgray Speedster (Racing Light Blue)

speedster-racing-light-blue

MSRP $299

Spinnaker Dumas GMT

dumas-gmt-automatic-ocean-blue-sp-5119-55

MSRP $399

At a glance

10 of 29 specs differ

Diameter

Speedster (Racing Light Blue)39mm

Dumas GMT44mm

Power Reserve

Speedster (Racing Light Blue)40h

Dumas GMT40h

Water Resistance

Speedster (Racing Light Blue)30m

Dumas GMT300m

MSRP

Speedster (Racing Light Blue)$299

Dumas GMT$399

Full specifications

Case

7 specs

Crystal & Dial

1 specs

Dial Color

Black

Blue

Movement

1 specs

Caliber

Miyota 6S21

Seiko NH34A

Pricing

1 specs

MSRP

$299

$399

Follow this matchup

Get a note when Helgray Speedster (Racing Light Blue) vs Spinnaker Dumas GMT gets more votes, a community discussion, or a price drop. No account needed.

Keep exploring