Side by side

Christopher Ward C63 Sealander Extreme GMTvsGlycine Airman No. 1 Purist

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 $2,075
Airman No. 1 Purist
GlycineAirman No. 1 Purist
MSRP $2,800

At a glance

16 of 29 specs differ
Diameter
C63 Sealander Extreme GMT40mm
Airman No. 1 Purist36mm
Power Reserve
C63 Sealander Extreme GMT56h
Airman No. 1 Purist48h
Water Resistance
C63 Sealander Extreme GMT150m
Airman No. 1 Purist30m
MSRP
C63 Sealander Extreme GMT$2,075
Airman No. 1 Purist$2,800

Full specifications

Case

7 specs
Diameter
40mm
36mm
Thickness
12.05mm
11.6mm
Lug-to-Lug
48mm
Lug Width
22mm
20mm
Finish
Brushed and polished
Water Resistance
150m
30m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Black
Silver
Indices
Applied
Lume
SLN X1 BL / GL
Luminous

Movement

3 specs
Beat Rate
4 vph
28,800 vph
Power Reserve
56h
48h
Complications
GMT
Date

Pricing

1 specs
MSRP
$2,075
$2,800

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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

The Christopher Ward C63 Sealander Extreme GMT is widely praised as a competent and comfortable tool watch offering excellent value. Reviewers consistently highlight its impressive Globolight lume, providing excellent legibility, and its well-proportioned 41mm brushed steel case. The Sellita SW330-2 movement is noted as reliable, though its standard accuracy is stated as ±20 seconds per day, and its GMT functionality is considered less advanced than some alternatives. One owner notes the green dial can be an acquired taste, and hands and markers are considered less refined than those on significantly more expensive watches. The Christopher Ward C63 Sealander Extreme GMT is priced attractively at €1,895 on bracelet. Overall, owners and reviewers highly regard the Christopher Ward C63 Sealander Extreme GMT for its rugged, travel-ready design and impressive lume at its price point.

Glycine Airman No. 1 Purist

The Glycine Airman No. 1 Purist is praised as a faithful re-creation of a historical 24-hour watch, with one owner purchasing it for $620 and viewing it as a long-term keeper due to its heritage reissue status and vintage aesthetics. The 36mm size is noted as a conversation starter. However, the acrylic crystal is prone to scratching, with one example showing a small scratch over the date window. Some community members suggest pre-Invicta models may hold value better. Overall, owners appreciate the Glycine Airman No. 1 Purist for its authentic vintage appeal and unique dial, though the acrylic crystal requires careful handling.

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