Side by side
Filippo Loreti Watches Ascari Grand Prix GPvsSeiko Prospex SPEEDTIMER
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Ascari Grand Prix GP42mm
Prospex SPEEDTIMER39mm
Power Reserve
Ascari Grand Prix GP—
Prospex SPEEDTIMER40h
Water Resistance
Ascari Grand Prix GP100m
Prospex SPEEDTIMER100m
MSRP
Ascari Grand Prix GP$260
Prospex SPEEDTIMER$725
Full specifications
Case
4 specsCategory
—
Chronograph
Diameter
42mm
39mm
Thickness
11.9mm
13.3mm
Lug-to-Lug
46mm
45.5mm
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
—
Black
Lume
None
LumiBrite on hands and index(es)
Movement
4 specsCaliber
Seiko VK64
V192
Type
Mecaquartz
Quartz
Power Reserve
0h
40h
Jewels
0
25
Pricing
1 specsMSRP
$260
$725
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