Side by side
Christopher Ward C63 Sealander GMTvsOak & Oscar The Humboldt Seven Year
The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.
At a glance
17 of 29 specs differDiameter
C63 Sealander GMT42mm
The Humboldt Seven Year39.5mm
Power Reserve
C63 Sealander GMT56h
The Humboldt Seven Year42h
Water Resistance
C63 Sealander GMT150m
The Humboldt Seven Year200m
MSRP
C63 Sealander GMT$1,675
The Humboldt Seven Year$2,400
Full specifications
Case
9 specsCategory
GMT
Tool
Diameter
42mm
39.5mm
Thickness
11.5mm
12.4mm
Lug-to-Lug
48.5mm
46.8mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel + Brass
Finish
Brushed + Polished + Sandblasted
Brushed and polished
Water Resistance
150m
200m
Caseback
Display
Solid
Crystal & Dial
4 specsCrystal Shape
Flat
Double-domed
AR Coating
Inner
Underside
Dial Color
Blue
Black
Lume
SLN X1 BL C1
Super-LumiNova
Movement
3 specsCaliber
SW330
Sellita SW300
Power Reserve
56h
42h
Complications
GMT, Moonphase, Day-date
GMT, Chronograph, Date
Pricing
1 specsMSRP
$1,675
$2,400
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