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Seiko Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited EditionvsTimefactors Royal Navy Diver PRS-82

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

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Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition
SeikoProspex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition
MSRP $3,000
Royal Navy Diver PRS-82
TimefactorsRoyal Navy Diver PRS-82
MSRP $664
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At a glance

12 of 29 specs differ
Diameter
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition42.5mm
Royal Navy Diver PRS-8240mm
Power Reserve
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition45h
Royal Navy Diver PRS-82—
Water Resistance
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition100m
Royal Navy Diver PRS-82300m
MSRP
Prospex SPEEDTIMER SPEEDTIMER Mechanical Chronograph Limited Edition$3,000
Royal Navy Diver PRS-82$664

Full specifications

Case

5 specs
Category
Chronograph
—
Diameter
42.5mm
40mm
Thickness
15.1mm
14mm
Lug-to-Lug
50mm
47mm
Water Resistance
100m
300m

Crystal & Dial

3 specs
Crystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Inner
Lume
LumiBrite on hands and index(es)
None

Movement

3 specs
Caliber
8R46
Sellita SW-200
Power Reserve
45h
—
Jewels
34
25

Pricing

1 specs
MSRP
$3,000
$664
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