Side by side

Praesidus C-47 D-day - Aluminum PatinavsFortis Flieger F-43 Bicompax

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
Flieger F-43 Bicompax
FortisFlieger F-43 Bicompax
MSRP $4,180

At a glance

12 of 29 specs differ
Diameter
C-47 D-day - Aluminum Patina38mm
Flieger F-43 Bicompax43mm
Power Reserve
C-47 D-day - Aluminum Patina40h
Flieger F-43 Bicompax58h
Water Resistance
C-47 D-day - Aluminum Patina100m
Flieger F-43 Bicompax200m
MSRP
C-47 D-day - Aluminum Patina$550
Flieger F-43 Bicompax$4,180

Full specifications

Case

7 specs
Category
Field
Chronograph
Diameter
38mm
43mm
Thickness
11mm
14.5mm
Lug-to-Lug
45mm
Lug Width
18mm
22mm
Material
316L Stainless Steel
Stainless Steel
Water Resistance
100m
200m

Crystal & Dial

1 specs
Dial Color
C-47 D-Day - Aluminum Patina
Original

Movement

3 specs
Caliber
Seiko NH35
Sellita SW510 BH a
Power Reserve
40h
58h
Jewels
25
27

Pricing

1 specs
MSRP
$550
$4,180

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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.

Fortis Flieger F-43 Bicompax

Owners widely praise the Fortis Original for its tool-watch aesthetic, legibility, and robust construction, with many noting excellent lume that lasts all night and precise day/date changes at midnight. The brushed stainless steel case is well-finished, and the 38mm size is considered comfortable and well-weighted despite being smaller than modern watches. Accuracy figures range from +2 seconds/day to +8 seconds/day, and some owners compare Fortis quality favorably to Omega. However, some users find the MSRP too high compared to brands like Sinn and Damasko, and one owner reported internal parts dislodging from a limited edition model. Concerns have also been raised about stripped lug screws on B-42 models and potential parts shortages due to past bankruptcy protection filings. Overall, owners rate the Fortis Original highly for its durable construction and tool-watch functionality at a competitive price point.

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