Side by side
Helgray Bomber Quartz - Brigadier Gray (Prototype)vsStraton Straton Sportiva and Volante
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
17 of 29 specs differDiameter
Bomber Quartz - Brigadier Gray (Prototype)40mm
Straton Sportiva and Volante38mm
Power Reserve
Bomber Quartz - Brigadier Gray (Prototype)40h
Straton Sportiva and Volante—
Water Resistance
Bomber Quartz - Brigadier Gray (Prototype)100m
Straton Sportiva and Volante100m
MSRP
Bomber Quartz - Brigadier Gray (Prototype)$249
Straton Sportiva and Volante$599
Full specifications
Case
7 specsCategory
Pilot
Chronograph
Diameter
40mm
38mm
Lug-to-Lug
46mm
38mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Finish
Brushed and polished
—
Caseback
Solid
Sportiva closed, Volante open Sapphire Crystal
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Inner
Yes
Dial Color
Black
—
Indices
Applied
—
Movement
5 specsCaliber
—
VK64
Type
Automatic
Quartz
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0
Pricing
1 specsMSRP
$249
$599
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