Side by side
Corniche ChronographvsSeiko Prospex SPEEDTIMER Mechanical
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 SPEEDTIMER Mechanical39.5mm
Power Reserve
Chronograph—
Prospex SPEEDTIMER Mechanical72h
Water Resistance
Chronograph50m
Prospex SPEEDTIMER Mechanical200m
MSRP
Chronograph$425
Prospex SPEEDTIMER Mechanical$995
Full specifications
Case
5 specsCategory
—
Chronograph
Diameter
39mm
39.5mm
Thickness
11.5mm
12mm
Lug-to-Lug
—
44.5mm
Water Resistance
50m
200m
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
6R55
Type
Mecaquartz
Automatic
Power Reserve
—
72h
Jewels
25
24
Pricing
1 specsMSRP
$425
$995
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