Side by side
Christopher Ward C63 Sealander Extreme GMTvsDuckworth Prestex Belmont 300 Automatic
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
13 of 29 specs differDiameter
C63 Sealander Extreme GMT40mm
Belmont 300 Automatic42mm
Power Reserve
C63 Sealander Extreme GMT56h
Belmont 300 Automatic38h
Water Resistance
C63 Sealander Extreme GMT150m
Belmont 300 Automatic300m
MSRP
C63 Sealander Extreme GMT$2,075
Belmont 300 Automatic$750
Full specifications
Case
6 specsCategory
GMT
—
Diameter
40mm
42mm
Thickness
12.05mm
13mm
Lug-to-Lug
48mm
50mm
Lug Width
22mm
20mm
Water Resistance
150m
300m
Crystal & Dial
2 specsDial Color
Black
—
Lume
SLN X1 BL / GL
None
Movement
4 specsCaliber
SW330-2
Miyota 9039
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
38h
Complications
GMT
None
Pricing
1 specsMSRP
$2,075
$750
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