Side by side
Glycine Airman GMTvsHelgray Speedster (Racing Light Blue)
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
18 of 29 specs differDiameter
Airman GMT45mm
Speedster (Racing Light Blue)39mm
Power Reserve
Airman GMT—
Speedster (Racing Light Blue)40h
Water Resistance
Airman GMT200m
Speedster (Racing Light Blue)30m
MSRP
Airman GMT$1,295
Speedster (Racing Light Blue)$299
Full specifications
Case
8 specsCategory
GMT
Chronograph
Diameter
45mm
39mm
Thickness
13mm
12mm
Lug-to-Lug
—
46mm
Lug Width
22mm
20mm
Finish
—
Brushed and polished
Water Resistance
200m
30m
Caseback
—
Solid
Crystal & Dial
3 specsCrystal Shape
—
Flat
AR Coating
—
Inner
Indices
—
Applied
Movement
6 specsCaliber
—
Miyota 6S21
Type
Quartz
Automatic
Beat Rate
—
28,800 vph
Power Reserve
—
40h
Jewels
1
25
Complications
GMT
None
Pricing
1 specsMSRP
$1,295
$299
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