Side by side
Melbourne Watch Company PortseavsSeiko 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
Portsea40mm
Prospex SPEEDTIMER42.5mm
Power Reserve
Portsea—
Prospex SPEEDTIMER45h
Water Resistance
Portsea100m
Prospex SPEEDTIMER100m
MSRP
Portsea$597
Prospex SPEEDTIMER$3,000
Full specifications
Case
5 specsCategory
—
Chronograph
Diameter
40mm
42.5mm
Thickness
13mm
15.1mm
Lug-to-Lug
—
50mm
Lug Width
—
20mm
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
3 specsCaliber
Miyota Cal. 9122
8R46
Power Reserve
—
45h
Jewels
25
34
Pricing
1 specsMSRP
—
$3,000
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