Side by side
Spinnaker Bradner GMTvsStraton 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
Bradner GMT42mm
Straton Sportiva and Volante38mm
Power Reserve
Bradner GMT40h
Straton Sportiva and Volante—
Water Resistance
Bradner GMT180m
Straton Sportiva and Volante100m
MSRP
Bradner GMT$299
Straton Sportiva and Volante$599
Full specifications
Case
7 specsCategory
GMT
Chronograph
Diameter
42mm
38mm
Thickness
15mm
12mm
Lug-to-Lug
50mm
38mm
Finish
Brushed and polished
—
Water Resistance
180m
100m
Caseback
Solid
Sportiva closed, Volante open Sapphire Crystal
Crystal & Dial
4 specsCrystal Shape
Flat
—
AR Coating
Inner
Yes
Dial Color
Brown
—
Indices
Applied
—
Movement
5 specsCaliber
Seiko NH34A
VK64
Type
Automatic
Quartz
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
25
0
Pricing
1 specsMSRP
$299
$599
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