Side by side
Christopher Ward C63 Sealander Extreme GMTvsSheffield Deep Gray 300
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
14 of 29 specs differDiameter
C63 Sealander Extreme GMT48mm
Deep Gray 30042mm
Power Reserve
C63 Sealander Extreme GMT56h
Deep Gray 30040h
Water Resistance
C63 Sealander Extreme GMT150m
Deep Gray 300300m
MSRP
C63 Sealander Extreme GMT$1,850
Deep Gray 300$258
Full specifications
Case
6 specsCategory
GMT
—
Diameter
48mm
42mm
Thickness
12.05mm
13.8mm
Lug-to-Lug
48mm
52mm
Finish
Brushed + Bead-blasted + Sandblasted
Brushed and polished
Water Resistance
150m
300m
Crystal & Dial
3 specsAR Coating
Underside
Inner
Dial Color
Black
—
Lume
SLN X1 BL / GL
None
Movement
4 specsCaliber
SW330
Seiko NH35
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
40h
Complications
GMT, Moonphase, Day-date
None
Pricing
1 specsMSRP
$1,850
—
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 Sheffield Deep Gray 300 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 GMTvsSheffield Deep Gray 300Christopher Ward C63 True GMTvsSheffield Deep Gray 300Sheffield Deep Gray 300vsGruppo Gamma Field III GMTChristopher Ward C60 Trident Lumière Limited EditionvsSheffield Deep Gray 300Christopher Ward C63 Sealander Extreme GMTvsNoctua Watch Corp. PD-1Christopher Ward C63 Sealander Extreme GMTvsUgly Watch Co 300mD-RedG