Side by side

Christopher Ward C63 Sealander Extreme GMTvsGlycine Airman Worldtimer

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

C63 Sealander Extreme GMT
Christopher WardC63 Sealander Extreme GMT
MSRP $1,850
Airman Worldtimer
GlycineAirman Worldtimer
MSRP $1,395

At a glance

17 of 29 specs differ
Diameter
C63 Sealander Extreme GMT48mm
Airman Worldtimer42mm
Power Reserve
C63 Sealander Extreme GMT56h
Airman Worldtimer
Water Resistance
C63 Sealander Extreme GMT150m
Airman Worldtimer100m
MSRP
C63 Sealander Extreme GMT$1,850
Airman Worldtimer$1,395

Full specifications

Case

6 specs
Diameter
48mm
42mm
Thickness
12.05mm
14mm
Lug-to-Lug
48mm
Finish
Brushed + Bead-blasted + Sandblasted
Water Resistance
150m
100m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Underside
Indices
Applied
Lume
SLN X1 BL / GL
None

Movement

6 specs
Caliber
SW330
RONDA 515
Type
Automatic
Quartz
Beat Rate
4 vph
Power Reserve
56h
Jewels
25
1
Complications
GMT, Moonphase, Day-date
Date, World Time

Pricing

1 specs
MSRP
$1,850
$1,395

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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 Extreme GMT

Owners and reviewers widely praise the Christopher Ward C63 Sealander Extreme GMT for its excellent value, tactical and travel-ready design, and impressive lume, with the black dial being a collective favorite. Its 41mm brushed steel case is noted for comfort and wearability, complemented by a well-proportioned design and excellent legibility. The watch features a Sellita SW330-2 movement with a 56-hour power reserve and 150m water resistance, including a shock-absorbing mount. Some find its refinement slightly less than pricier alternatives, and its GMT movement is considered less practical than a flyer GMT. On balance, the Christopher Ward C63 Sealander Extreme GMT is highly regarded by owners and reviewers for its compelling blend of features, rugged design, and exceptional value.

Glycine Airman Worldtimer

The Glycine Airman Worldtimer is widely appreciated for its classic pilot watch design and comfortable wearability, with owners specifically praising the 40mm GL1048's size and the 39mm Airman 18's legibility and build quality. The Airman 18's dial lume pips are noted as weaker than its hands, and some owners find the GMT hand on certain models difficult to read due to its thinness and lack of lume. Accuracy is generally acceptable, with one owner reporting no flaws and another noting a Sellita-based movement kept acceptable time. On balance, owners and reviewers rate the Glycine Airman Worldtimer highly for its faithful reproduction of a classic design and excellent value.

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