Side by side
Seiko Prospex Sea 1965 Heritage Diver's WatchvsUgly Watch Co Adamas Aster
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
Prospex Sea 1965 Heritage Diver's Watch40mm
Adamas Aster42mm
Power Reserve
Prospex Sea 1965 Heritage Diver's Watch72h
Adamas Aster40h
Water Resistance
Prospex Sea 1965 Heritage Diver's Watch300m
Adamas Aster100m
MSRP
Prospex Sea 1965 Heritage Diver's Watch$1,300
Adamas Aster$1,160
Full specifications
Case
5 specsCategory
Diver
—
Diameter
40mm
42mm
Thickness
13mm
12mm
Lug-to-Lug
46.4mm
46mm
Water Resistance
300m
100m
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, index(es) and bezel
None
Movement
3 specsCaliber
6R55
Miyota 9015
Power Reserve
72h
40h
Jewels
24
25
Pricing
1 specsMSRP
$1,300
$1,160
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