Side by side
Christopher Ward C63 Sealander Extreme GMTvsNaga Watches Opera
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
Opera39mm
Power Reserve
C63 Sealander Extreme GMT56h
Opera—
Water Resistance
C63 Sealander Extreme GMT150m
Opera100m
MSRP
C63 Sealander Extreme GMT$2,075
Opera$917
Full specifications
Case
6 specsCategory
GMT
—
Diameter
40mm
39mm
Thickness
12.05mm
10mm
Lug-to-Lug
48mm
—
Lug Width
22mm
—
Water Resistance
150m
100m
Crystal & Dial
2 specsDial Color
Black
Lapislazuli
Lume
SLN X1 BL / GL
None
Movement
4 specsCaliber
SW330-2
Miyota 9039
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
—
Complications
GMT
None
Pricing
1 specsMSRP
$2,075
—
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