Side by side
Seestern S446 GMTvsHelgray Speedster (Racing Light Blue)
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
S446 GMT39.5mm
Speedster (Racing Light Blue)39mm
Power Reserve
S446 GMT41hh
Speedster (Racing Light Blue)40h
Water Resistance
S446 GMT100m
Speedster (Racing Light Blue)30m
MSRP
S446 GMT$299
Speedster (Racing Light Blue)$299
Full specifications
Case
6 specsCategory
GMT
Chronograph
Diameter
39.5mm
39mm
Thickness
13mm
12mm
Lug-to-Lug
47mm
46mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
30m
Crystal & Dial
2 specsCrystal Shape
Domed
Flat
Dial Color
Cream
Black
Movement
5 specsCaliber
Seiko NH34A GMT
Miyota 6S21
Beat Rate
3 vph
28,800 vph
Power Reserve
41hh
40h
Jewels
24
25
Complications
GMT, Date
None
Follow this matchup
Get a note when Seestern S446 GMT vs Helgray Speedster (Racing Light Blue) gets more votes, a community discussion, or a price drop. No account needed.
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Helgray Speedster (Racing Light Blue)vsGruppo Gamma Field III GMT DateHelgray Speedster (Racing Light Blue)vsTraska Venturer GMTChristopher Ward C63 Sealander Extreme GMTvsHelgray Speedster (Racing Light Blue)RZE Fortitude GMTvsHelgray Speedster (Racing Light Blue)Seestern S446 GMTvsHelgray Speedster (Silver Panda)Seestern S446 GMTvsWolbrook JetFlyer Automatic Chronograph