Side by side
Seiko Prospex SPEEDTIMER Mechanical ChronographvsZero West AV1 Vulcan
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Prospex SPEEDTIMER Mechanical Chronograph42mm
AV1 Vulcan42mm
Power Reserve
Prospex SPEEDTIMER Mechanical Chronograph45h
AV1 Vulcan62h
Water Resistance
Prospex SPEEDTIMER Mechanical Chronograph100m
AV1 Vulcan100m
MSRP
Prospex SPEEDTIMER Mechanical Chronograph$2,500
AV1 Vulcan$4,750
Full specifications
Case
4 specsCategory
Chronograph
—
Thickness
14.6mm
13.7mm
Lug-to-Lug
49.5mm
0mm
Lug Width
20mm
22mm
Crystal & Dial
4 specsCrystal Shape
Curved
—
AR Coating
Anti-reflective coating on inner surface
—
Dial Color
—
—
Lume
LumiBrite on hands and index(es)
None
Movement
3 specsCaliber
8R48
Sellita SW500
Power Reserve
45h
62h
Jewels
34
0
Pricing
1 specsMSRP
$2,500
$4,750
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