Side by side
Christopher Ward C63 Sealander Extreme GMTvsMarnaut Safe Harbour 100C
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
Safe Harbour 100C39mm
Power Reserve
C63 Sealander Extreme GMT56h
Safe Harbour 100C41h
Water Resistance
C63 Sealander Extreme GMT150m
Safe Harbour 100C100m
MSRP
C63 Sealander Extreme GMT$1,850
Safe Harbour 100C$899
Full specifications
Case
7 specsCategory
GMT
—
Diameter
48mm
39mm
Thickness
12.05mm
13mm
Lug-to-Lug
48mm
45mm
Lug Width
22mm
20mm
Finish
Brushed + Bead-blasted + Sandblasted
Brushed and polished
Water Resistance
150m
100m
Crystal & Dial
2 specsAR Coating
Underside
Inner
Lume
SLN X1 BL / GL
None
Movement
4 specsCaliber
SW330
Sellita SW200-1
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
41h
Complications
GMT, Moonphase, Day-date
None
Pricing
1 specsMSRP
$1,850
$899
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