Side by side
Christopher Ward C63 Sealander Extreme GMTvsUgly Watch Co Adamas Aster
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
15 of 29 specs differDiameter
C63 Sealander Extreme GMT48mm
Adamas Aster42mm
Power Reserve
C63 Sealander Extreme GMT56h
Adamas Aster40h
Water Resistance
C63 Sealander Extreme GMT150m
Adamas Aster100m
MSRP
C63 Sealander Extreme GMT$1,850
Adamas Aster$1,160
Full specifications
Case
7 specsCategory
GMT
—
Diameter
48mm
42mm
Thickness
12.05mm
12mm
Lug-to-Lug
48mm
46mm
Lug Width
22mm
20mm
Finish
Brushed + Bead-blasted + Sandblasted
Brushed and polished
Water Resistance
150m
100m
Crystal & Dial
3 specsAR Coating
Underside
Yes
Dial Color
Black
Black Mother of Pearl
Lume
SLN X1 BL / GL
None
Movement
4 specsCaliber
SW330
Miyota 9015
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
40h
Complications
GMT, Moonphase, Day-date
None
Pricing
1 specsMSRP
$1,850
$1,160
More watches worth a look
Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.
Follow this matchup
Get a note when Christopher Ward C63 Sealander Extreme GMT vs Ugly Watch Co Adamas Aster gets more votes, a community discussion, or a price drop. No account needed.
People also compared
Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.
Christopher Ward C65 Aquitaine GMTvsUgly Watch Co Adamas AsterChristopher Ward C63 True GMTvsUgly Watch Co Adamas AsterUgly Watch Co Adamas AstervsGruppo Gamma Field III GMTChristopher Ward C60 Trident Lumière Limited EditionvsUgly Watch Co Adamas AsterChristopher Ward C63 Sealander Extreme GMTvsCanister Watches Fieldmaster • Zero Dark EditionChristopher Ward C63 Sealander Extreme GMTvsCanister Watches Fieldmaster