Side by side

Fortis Flieger F-43 BicompaxvsNivada Grenchen Chronoking Vintage Valjoux

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
Chronoking Vintage Valjoux
Nivada GrenchenChronoking Vintage Valjoux
MSRP $4,900

At a glance

15 of 29 specs differ
Diameter
Flieger F-43 Bicompax43mm
Chronoking Vintage Valjoux38mm
Power Reserve
Flieger F-43 Bicompax58h
Chronoking Vintage Valjoux48h
Water Resistance
Flieger F-43 Bicompax200m
Chronoking Vintage Valjoux100m
MSRP
Flieger F-43 Bicompax$4,180
Chronoking Vintage Valjoux$4,900

Full specifications

Case

7 specs
Diameter
43mm
38mm
Thickness
14.5mm
12.95mm
Lug-to-Lug
46.5mm
Lug Width
22mm
20mm
Finish
Brushed and polished
Brushed + Polished
Water Resistance
200m
100m
Caseback
Solid
Display

Crystal & Dial

2 specs
Crystal
Sapphire
Acrylic
Dial Color
Original
Matt Black w/ Gradient Orange + Super 1345C Lum. Applied Indexes + Embossed White Printed LogoSmall eyes: Debossed Light Beige 7506C CD track + Black Print

Movement

5 specs
Caliber
Sellita SW510 BH a
Valjoux 23
Type
Automatic
Manual
Power Reserve
58h
48h
Jewels
27
25
Complications
None
GMT, Chronograph, Date

Pricing

1 specs
MSRP
$4,180
$4,900

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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.

Nivada Grenchen Chronoking Vintage Valjoux

The Nivada Grenchen Chronoking Vintage Valjoux is widely praised for its faithful vintage-inspired design, featuring flat-top pump pushers and drilled lug holes, and is considered an excellent value under €2K. Some reviewers note the faux patina indexes can appear too yellow. The 38mm steel case with extended lugs wears larger than its diameter suggests. The Chronoking Mecaquartz, specifically, is highlighted for its textured dial, sunken subdials, and overall dimensions that make it punch above its $579 weight. On balance, reviewers rate the Nivada Grenchen Chronoking Vintage Valjoux highly for its vintage aesthetic and strong value proposition.

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