Side by side
Melbourne Watch Company PortseavsSeiko 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
Portsea40mm
Prospex SPEEDTIMER Mechanical Chronograph42mm
Power Reserve
Portsea—
Prospex SPEEDTIMER Mechanical Chronograph45h
Water Resistance
Portsea100m
Prospex SPEEDTIMER Mechanical Chronograph100m
MSRP
Portsea$597
Prospex SPEEDTIMER Mechanical Chronograph$2,500
Full specifications
Case
5 specsCategory
—
Chronograph
Diameter
40mm
42mm
Thickness
13mm
14.6mm
Lug-to-Lug
—
49.5mm
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
8R48
Power Reserve
—
45h
Jewels
25
34
Pricing
1 specsMSRP
—
$2,500
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