Side by side
Seiko Prospex SPEEDTIMERvsStraton 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
Prospex SPEEDTIMER42mm
Straton Sportiva and Volante38mm
Power Reserve
Prospex SPEEDTIMER40h
Straton Sportiva and Volante—
Water Resistance
Prospex SPEEDTIMER100m
Straton Sportiva and Volante100m
MSRP
Prospex SPEEDTIMER$2,200
Straton Sportiva and Volante$599
Full specifications
Case
7 specsDiameter
42mm
38mm
Thickness
12.9mm
12mm
Lug-to-Lug
49.6mm
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
5 specsCrystal Shape
Curved
—
AR Coating
Super-clear coating
Yes
Dial Color
Black
—
Indices
Applied
—
Lume
LumiBrite on hands and index(es)
None
Movement
4 specsCaliber
5X83
VK64
Beat Rate
28,800 vph
0 vph
Power Reserve
40h
0h
Jewels
14
0
Pricing
1 specsMSRP
$2,200
$599
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