Side by side

Christopher Ward C63 Sealander GMTvsOak & Oscar The Humboldt ExP-02

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

C63 Sealander GMT
Christopher WardC63 Sealander GMT
MSRP $1,675
The Humboldt ExP-02
Oak & OscarThe Humboldt ExP-02
MSRP $2,400

At a glance

15 of 29 specs differ
Diameter
C63 Sealander GMT42mm
The Humboldt ExP-0239.5mm
Power Reserve
C63 Sealander GMT56h
The Humboldt ExP-0256h
Water Resistance
C63 Sealander GMT150m
The Humboldt ExP-02200m
MSRP
C63 Sealander GMT$1,675
The Humboldt ExP-02$2,400

Full specifications

Case

8 specs
Category
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
Finish
Brushed + Polished + Sandblasted
Brushed and polished
Water Resistance
150m
200m

Crystal & Dial

3 specs
Crystal Shape
Flat
Double-domed
Dial Color
Blue
Grey
Lume
SLN X1 BL C1
Super-LumiNova BGW9

Movement

3 specs
Caliber
SW330
Sellita SW300
Beat Rate
4 vph
28,800 vph
Complications
GMT, Moonphase, Day-date
GMT, Chronograph

Pricing

1 specs
MSRP
$1,675
$2,400

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What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Christopher Ward C63 Sealander GMT

The Christopher Ward C63 Sealander GMT is praised for its comfortable wearability, with reviewers noting its slim profile, short lugs, and 39mm case size, while others prefer the proportions of the 36mm version. The watch features a Light-catcher case with alternating brushed and polished surfaces, and the Bader bracelet is highlighted for its build quality and comfort at its price point. Some owners find the gloss white dial's text and indices small, and the orange accents can appear yellow. The Sellita SW330-2 movement provides caller GMT functionality and a 56-hour power reserve. On balance, owners and reviewers appreciate the Christopher Ward C63 Sealander GMT for its comfortable wearability and solid bracelet construction at its price.

Oak & Oscar The Humboldt ExP-02

Oak & Oscar The Humboldt ExP-02 is a 39.5mm stainless steel tool watch featuring a unique, layered aluminum "ghost dial" for legibility and 200m water resistance, powered by a Sellita SW300 movement. Its appeal is limited by a US$2,550 price and an extremely limited production of 20 pieces, with its experimental dial construction done in Chicago. Overall, reviewers highlight the endearing dial and in-house bezel production as key features of the Oak & Oscar Humboldt ExP-02.

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