Side by side
Corniche ChronographvsSeiko Prospex SPEEDTIMER
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Chronograph39mm
Prospex SPEEDTIMER42.5mm
Power Reserve
Chronograph—
Prospex SPEEDTIMER45h
Water Resistance
Chronograph50m
Prospex SPEEDTIMER100m
MSRP
Chronograph$425
Prospex SPEEDTIMER$3,000
Full specifications
Case
5 specsCategory
—
Chronograph
Diameter
39mm
42.5mm
Thickness
11.5mm
15.1mm
Lug-to-Lug
—
50mm
Water Resistance
50m
100m
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Green
Black
Lume
None
LumiBrite on hands and index(es)
Movement
4 specsCaliber
Seiko VK64
8R46
Type
Mecaquartz
Automatic
Power Reserve
—
45h
Jewels
25
34
Pricing
1 specsMSRP
$425
$3,000
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