Side by side

Fortis Flieger F-43 BicompaxvsOrient Bambino Open Heart

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
Bambino Open Heart
OrientBambino Open Heart
MSRP $315

At a glance

17 of 29 specs differ
Diameter
Flieger F-43 Bicompax43mm
Bambino Open Heart40.5mm
Power Reserve
Flieger F-43 Bicompax58h
Bambino Open Heart40h
Water Resistance
Flieger F-43 Bicompax200m
Bambino Open Heart30m
MSRP
Flieger F-43 Bicompax$4,180
Bambino Open Heart$315

Full specifications

Case

7 specs
Category
Chronograph
Diameter
43mm
40.5mm
Thickness
14.5mm
12mm
Lug-to-Lug
46mm
Lug Width
22mm
21mm
Water Resistance
200m
30m
Caseback
Solid
Display

Crystal & Dial

5 specs
Crystal
Sapphire
Mineral
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Original
White
Indices
Applied

Movement

4 specs
Caliber
Sellita SW510 BH a
FT622
Beat Rate
28,800 vph
21,600 vph
Power Reserve
58h
40h
Jewels
27
22

Pricing

1 specs
MSRP
$4,180
$315

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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 Bambino Open Heart

Owners widely praise the Orient Bambino Open Heart for its dressy style, clean dial, and reliable in-house F6724 automatic movement with hacking and hand-winding. Reviewers and owners highlight its value proposition, with one owner noting it remains a regular wear even after acquiring pricier watches. Some owners find the build quality and stock strap less premium, with one noting the mineral crystal is prone to scratching and another that the movement can be noisy. The 21mm lug width is cited as making strap swapping slightly more complicated. Overall, owners and reviewers rate the Orient Bambino Open Heart highly for its dressy aesthetic and in-house movement at its price point.

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