Side by side
Beaufort SeatrekkervsSeiko Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
Seatrekker39mm
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition42mm
Power Reserve
Seatrekker42h
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition45h
Water Resistance
Seatrekker200m
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition100m
MSRP
Seatrekker—
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition$2,500
Full specifications
Case
6 specsCategory
—
Chronograph
Diameter
39mm
42mm
Thickness
12.55mm
14.6mm
Lug-to-Lug
—
49.5mm
Lug Width
—
20mm
Water Resistance
200m
100m
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Blue
Black
Lume
C3 Super-LumiNova applied to indices and hands for low-light readability.
LumiBrite on hands and index(es)
Movement
3 specsCaliber
Miyota 9039
8R48
Power Reserve
42h
45h
Jewels
25
34
Pricing
1 specsMSRP
—
$2,500
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