Side by side

Fortis Flieger F-43 BicompaxvsOrient Kamasu

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

Flieger F-43 Bicompax
FortisFlieger F-43 Bicompax
MSRP $4,180
Kamasu
OrientKamasu
MSRP $375

At a glance

14 of 29 specs differ
Diameter
Flieger F-43 Bicompax43mm
Kamasu41.8mm
Power Reserve
Flieger F-43 Bicompax58h
Kamasu40h
Water Resistance
Flieger F-43 Bicompax200m
Kamasu200m
MSRP
Flieger F-43 Bicompax$4,180
Kamasu$375

Full specifications

Case

4 specs
Category
Chronograph
Diver
Diameter
43mm
41.8mm
Thickness
14.5mm
12.8mm
Lug-to-Lug
47mm

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Original
Black
Indices
Applied

Movement

5 specs
Caliber
Sellita SW510 BH a
F6922
Beat Rate
28,800 vph
21,600 vph
Power Reserve
58h
40h
Jewels
27
22
Complications
None
Day-date

Pricing

1 specs
MSRP
$4,180
$375

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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.

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.

Orient Kamasu

Owners widely praise the Orient Kamasu for its excellent value, robust build quality suitable for daily wear, and attractive design featuring applied indices and a sunburst dial. Reviewers and owners consistently highlight its strong lume, hacking and hand-winding movement, sapphire crystal, and sub-42mm dimensions. Some owners note a rattle, a crown that can be hard to grip, and a bezel with noticeable play or a tendency to become sticky. The bracelet is frequently criticized for its hollow end links and pressed clasp, though opinions on its taper vary. Accuracy figures reported by owners range from approximately +15 seconds per day to more precise timekeeping. Overall, owners rate the Orient Kamasu highly for its impressive finishing and features at its price point.

From video reviewers

The Orient Kamasu's compact package makes it suitable for smaller wrists without compromising wrist presence. A notable weakness is that the bracelet is decent but may have some issues, although the reviewer does not elaborate. Reviewers disagree on the value for money, with one highlighting the affordable price and in-house movement, while the other implies a trade-off in value.

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