Side by side
Bremont Altitude Perpetual Calendar GMTvsHelgray Speedster (Racing Light Blue)
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
10 of 29 specs differDiameter
Altitude Perpetual Calendar GMT42mm
Speedster (Racing Light Blue)39mm
Power Reserve
Altitude Perpetual Calendar GMT40h
Speedster (Racing Light Blue)40h
Water Resistance
Altitude Perpetual Calendar GMT—
Speedster (Racing Light Blue)30m
MSRP
Altitude Perpetual Calendar GMT$38,450
Speedster (Racing Light Blue)$299
Full specifications
Case
7 specsCategory
GMT
Chronograph
Diameter
42mm
39mm
Thickness
12.65mm
12mm
Lug-to-Lug
—
46mm
Lug Width
22mm
20mm
Material
Titanium
Stainless Steel
Water Resistance
—
30m
Crystal & Dial
1 specsDial Color
Blue
Black
Movement
1 specsCaliber
—
Miyota 6S21
Pricing
1 specsMSRP
$38,450
$299
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