Side by side
Beaufort Permian RiftvsSeiko Prospex SPEEDTIMER Mechanical
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Permian Rift38mm
Prospex SPEEDTIMER Mechanical39.5mm
Power Reserve
Permian Rift42h
Prospex SPEEDTIMER Mechanical72h
Water Resistance
Permian Rift50m
Prospex SPEEDTIMER Mechanical200m
MSRP
Permian Rift—
Prospex SPEEDTIMER Mechanical$995
Full specifications
Case
6 specsCategory
—
Chronograph
Diameter
38mm
39.5mm
Thickness
10.85mm
12mm
Lug-to-Lug
45mm
44.5mm
Lug Width
—
20mm
Water Resistance
50m
200m
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
—
Black
Lume
None
LumiBrite on hands and index(es)
Movement
3 specsCaliber
HZ5000A
6R55
Power Reserve
42h
72h
Jewels
25
24
Pricing
1 specsMSRP
—
$995
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