Side by side
Seiko Prospex SPEEDTIMER Seiko 145th Anniversary Limited EditionvsUgly Watch Co Adamas Aster
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
11 of 29 specs differDiameter
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition42mm
Adamas Aster42mm
Power Reserve
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition45h
Adamas Aster40h
Water Resistance
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition100m
Adamas Aster100m
MSRP
Prospex SPEEDTIMER Seiko 145th Anniversary Limited Edition$2,500
Adamas Aster$1,160
Full specifications
Case
3 specsCategory
Chronograph
—
Thickness
14.6mm
12mm
Lug-to-Lug
49.5mm
46mm
Crystal & Dial
4 specsCrystal Shape
Curved
Flat
AR Coating
Anti-reflective coating on inner surface
Yes
Dial Color
Black
Black Mother of Pearl
Lume
LumiBrite on hands and index(es)
None
Movement
3 specsCaliber
8R48
Miyota 9015
Power Reserve
45h
40h
Jewels
34
25
Pricing
1 specsMSRP
$2,500
$1,160
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