Side by side

Orient AK04 Field Sport WatchvsSeiko Prospex SPEEDTIMER

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

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AK04 Field Sport Watch
OrientAK04 Field Sport Watch
MSRP $325
See the full AK04 Field Sport Watch
Prospex SPEEDTIMER
SeikoProspex SPEEDTIMER
MSRP $750
See the full Prospex SPEEDTIMER
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At a glance

19 of 29 specs differ
Diameter
AK04 Field Sport Watch42.4mm
Prospex SPEEDTIMER41.4mm
Power Reserve
AK04 Field Sport Watch40h
Prospex SPEEDTIMER—
Water Resistance
AK04 Field Sport Watch100m
Prospex SPEEDTIMER100m
MSRP
AK04 Field Sport Watch$325
Prospex SPEEDTIMER$750

Full specifications

Case

5 specs
Category
—
Chronograph
Diameter
42.4mm
41.4mm
Thickness
12.2mm
13mm
Lug-to-Lug
49.5mm
45.9mm
Lug Width
22mm
21mm

Crystal & Dial

5 specs
Crystal
Mineral
Sapphire
Crystal Shape
—
Curved
AR Coating
—
Anti-reflective coating on inner surface
Dial Color
Blue
—
Lume
None
LumiBrite on hands and index(es)

Movement

8 specs
Caliber
Orient F6B22
Seiko V192
Type
Automatic
Quartz
Beat Rate
21,600 vph
0 vph
Power Reserve
40h
0h
Jewels
22
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
GMT, Day-date
None

Pricing

1 specs
MSRP
$325
$750
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