Side by side
Christopher Ward C63 Sealander Extreme GMTvsBoldr Five-in-a-Row
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
16 of 29 specs differDiameter
C63 Sealander Extreme GMT48mm
Five-in-a-Row38mm
Power Reserve
C63 Sealander Extreme GMT56h
Five-in-a-Row40h
Water Resistance
C63 Sealander Extreme GMT150m
Five-in-a-Row200m
MSRP
C63 Sealander Extreme GMT$1,850
Five-in-a-Row$399
Full specifications
Case
8 specsCategory
GMT
Tool
Diameter
48mm
38mm
Thickness
12.05mm
12.8mm
Lug-to-Lug
48mm
44mm
Lug Width
22mm
20mm
Material
Stainless Steel
Titanium
Finish
Brushed + Bead-blasted + Sandblasted
Brushed and polished
Water Resistance
150m
200m
Crystal & Dial
3 specsAR Coating
Underside
Yes
Dial Color
Black
Five In A Row I
Lume
SLN X1 BL / GL
Super-LumiNova
Movement
4 specsCaliber
SW330
Seiko NH35A
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
40h
Complications
GMT, Moonphase, Day-date
None
Pricing
1 specsMSRP
$1,850
$399
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