Side by side

Praesidus C-47 D-day - Aluminum PatinavsChristopher Ward C63 Sealander Extreme GMT

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

C-47 D-day - Aluminum Patina
PraesidusC-47 D-day - Aluminum Patina
MSRP $550
C63 Sealander Extreme GMT
Christopher WardC63 Sealander Extreme GMT
MSRP $1,850

At a glance

16 of 29 specs differ
Diameter
C-47 D-day - Aluminum Patina38mm
C63 Sealander Extreme GMT48mm
Power Reserve
C-47 D-day - Aluminum Patina40h
C63 Sealander Extreme GMT56h
Water Resistance
C-47 D-day - Aluminum Patina100m
C63 Sealander Extreme GMT150m
MSRP
C-47 D-day - Aluminum Patina$550
C63 Sealander Extreme GMT$1,850

Full specifications

Case

8 specs
Category
Field
GMT
Diameter
38mm
48mm
Thickness
11mm
12.05mm
Lug-to-Lug
45mm
48mm
Lug Width
18mm
22mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed and polished
Brushed + Bead-blasted + Sandblasted
Water Resistance
100m
150m

Crystal & Dial

3 specs
AR Coating
Inner
Underside
Dial Color
C-47 D-Day - Aluminum Patina
Black
Lume
None
SLN X1 BL / GL

Movement

4 specs
Caliber
Seiko NH35
SW330
Beat Rate
28,800 vph
4 vph
Power Reserve
40h
56h
Complications
None
GMT, Moonphase, Day-date

Pricing

1 specs
MSRP
$550
$1,850

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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.

Praesidus C-47 D-day - Aluminum Patina

The Praesidus C-47 D-day - Aluminum Patina is praised for its 38mm diameter and its dial, crafted from actual C-47 airplane doors, offering a unique patina and historical context. Reviewers note its utilitarian, vintage military aesthetic, enhanced by a sandblasted stainless steel case and acrylic crystal. The watch is equipped with a Miyota 9039 movement, 100m water resistance, and Super-LumiNova for visibility. Accuracy is rated at -10/+30 seconds per day, with a 42-hour power reserve. On balance, reviewers highlight the Praesidus C-47 D-day - Aluminum Patina's historical dial as its most compelling feature, transforming a potentially divisive material into a unique selling point.

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.

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