Side by side
Boldr MarinevsSeiko 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
13 of 29 specs differDiameter
Marine40mm
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition42mm
Power Reserve
Marine40h
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition45h
Water Resistance
Marine200m
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition100m
MSRP
Marine$439
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition$2,500
Full specifications
Case
5 specsCategory
Tool
Chronograph
Diameter
40mm
42mm
Thickness
12.3mm
14.6mm
Lug-to-Lug
46mm
49.5mm
Water Resistance
200m
100m
Crystal & Dial
4 specsCrystal Shape
Flat
Curved
AR Coating
Yes
Anti-reflective coating on inner surface
Dial Color
Defender Elewana
Black
Lume
Super-LumiNova
LumiBrite on hands and index(es)
Movement
3 specsCaliber
NH35A
8R48
Power Reserve
40h
45h
Jewels
25
34
Pricing
1 specsMSRP
$439
$2,500
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