Side by side
Smiths PRECISTA PRS-45 AEROTIMERvsSeiko 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
PRECISTA PRS-45 AEROTIMER42mm
Prospex SPEEDTIMER Mechanical Chronograph42mm
Power Reserve
PRECISTA PRS-45 AEROTIMER—
Prospex SPEEDTIMER Mechanical Chronograph45h
Water Resistance
PRECISTA PRS-45 AEROTIMER100m
Prospex SPEEDTIMER Mechanical Chronograph100m
MSRP
PRECISTA PRS-45 AEROTIMER—
Prospex SPEEDTIMER Mechanical Chronograph$2,500
Full specifications
Case
3 specsCategory
—
Chronograph
Thickness
13mm
14.6mm
Lug-to-Lug
50mm
49.5mm
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
—
Black
Lume
SuperLuminova
LumiBrite on hands and index(es)
Movement
4 specsCaliber
Seiko VK64
8R48
Type
Quartz
Automatic
Power Reserve
—
45h
Jewels
25
34
Pricing
1 specsMSRP
—
$2,500
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