Side by side
Slow Watches Slow Round 40mmvsSeiko Prospex SPEEDTIMER
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
12 of 29 specs differDiameter
Slow Round 40mm42.5mm
Prospex SPEEDTIMER39mm
Power Reserve
Slow Round 40mm—
Prospex SPEEDTIMER40h
Water Resistance
Slow Round 40mm100m
Prospex SPEEDTIMER100m
MSRP
Slow Round 40mm—
Prospex SPEEDTIMER$725
Full specifications
Case
5 specsCategory
—
Chronograph
Diameter
42.5mm
39mm
Thickness
8.25mm
13.3mm
Lug-to-Lug
46mm
45.5mm
Lug Width
—
20mm
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
2 specsCaliber
Ronda 515.24
V192
Power Reserve
—
40h
Pricing
1 specsMSRP
—
$725
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