Side by side

Nivada Grenchen F77 MK2 41mm AutomaticvsFortis Flieger F-43 Bicompax

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

F77 MK2 41mm Automatic
Nivada GrenchenF77 MK2 41mm Automatic
MSRP $1,460
Flieger F-43 Bicompax
FortisFlieger F-43 Bicompax
MSRP $4,180

At a glance

14 of 29 specs differ
Diameter
F77 MK2 41mm Automatic41mm
Flieger F-43 Bicompax43mm
Power Reserve
F77 MK2 41mm Automatic38h
Flieger F-43 Bicompax58h
Water Resistance
F77 MK2 41mm Automatic100m
Flieger F-43 Bicompax200m
MSRP
F77 MK2 41mm Automatic$1,460
Flieger F-43 Bicompax$4,180

Full specifications

Case

6 specs
Category
Sport
Chronograph
Diameter
41mm
43mm
Thickness
12.2mm
14.5mm
Lug-to-Lug
46.2mm
Water Resistance
100m
200m
Caseback
316L Steel Caseback
Solid

Crystal & Dial

3 specs
AR Coating
Underside
Inner
Dial Color
Meteorite
Original
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
Soprod M100
Sellita SW510 BH a
Beat Rate
28 vph
28,800 vph
Power Reserve
38h
58h
Jewels
25
27

Pricing

1 specs
MSRP
$1,460
$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.

Nivada Grenchen F77 MK2 41mm Automatic

The Nivada Grenchen F77 MK2 41mm Automatic is praised for its comfortable wearability, with reviewers highlighting its reworked integrated lug design and slim case profile. The "carbon effect" basketweave dial is frequently cited as a modern, distinctive touch on the retro design. The watch is powered by the Soprod P024 automatic movement, which has a 38-hour power reserve. Some find the gold-plated version loud, and the dauphine hands lack lume. The stainless steel model is priced at $1,460 to $1,560 USD. On balance, reviewers consider the Nivada Grenchen F77 MK2 41mm Automatic a strong integrated bracelet option at its price point, lauded for its unique design and comfortable fit.

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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