Side by side

Fortis Flieger F-43 BicompaxvsGrand Seiko SLGC006

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
SLGC006
Grand SeikoSLGC006
MSRP $22,600

At a glance

12 of 29 specs differ
Diameter
Flieger F-43 Bicompax43mm
SLGC00643.2mm
Power Reserve
Flieger F-43 Bicompax58h
SLGC00672h
Water Resistance
Flieger F-43 Bicompax200m
SLGC006100m
MSRP
Flieger F-43 Bicompax$4,180
SLGC006$22,600

Full specifications

Case

6 specs
Diameter
43mm
43.2mm
Thickness
14.5mm
15.4mm
Lug-to-Lug
51.5mm
Lug Width
22mm
23mm
Material
Stainless Steel
Gold
Water Resistance
200m
100m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Original
Black

Movement

3 specs
Caliber
Sellita SW510 BH a
9SC5
Power Reserve
58h
72h
Jewels
27
25

Pricing

1 specs
MSRP
$4,180
$22,600

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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.

Grand Seiko SLGC006

Owners widely praise the Grand Seiko SLGC006's stunning copper Mount Iwate dial and its high-frequency Caliber 9SC5 movement, which operates at 36,000vph and achieves accuracy between -3/+5 seconds per day with a 72-hour power reserve. Reviewers note the watch's large 43.2mm size, though some find the Evolution 9 case design improves wearability. Criticisms include the $22,600 price point, the 4:30 date window placement, and the lack of bracelet micro-adjustment. Opinions on the dial are split, with some finding it beautiful and others comparing it to rust or the Australian outback. Some question the extent of the gold accents for a "two-tone" designation. Overall, owners and reviewers acknowledge the Grand Seiko SLGC006's striking aesthetics and advanced movement, but debate its value proposition and certain design choices.

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