Side by side
Dumoreau Monopusher ChronographvsSeiko Prospex SPEEDTIMER Mechanical Chronograph
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Monopusher Chronograph40mm
Prospex SPEEDTIMER Mechanical Chronograph42mm
Power Reserve
Monopusher Chronograph63h
Prospex SPEEDTIMER Mechanical Chronograph45h
Water Resistance
Monopusher Chronograph100m
Prospex SPEEDTIMER Mechanical Chronograph100m
MSRP
Monopusher Chronograph—
Prospex SPEEDTIMER Mechanical Chronograph$2,500
Full specifications
Case
4 specsCategory
—
Chronograph
Diameter
40mm
42mm
Thickness
12.5mm
14.6mm
Lug-to-Lug
46mm
49.5mm
Crystal & Dial
3 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands and index(es)
Movement
4 specsCaliber
Sellita SW510-M-MPC-B
8R48
Type
Manual
Automatic
Power Reserve
63h
45h
Jewels
25
34
Pricing
1 specsMSRP
—
$2,500
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