Side by side

Fortis Flieger F-43 BicompaxvsGrand Seiko SBGJ237

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
SBGJ237
Grand SeikoSBGJ237
MSRP $7,600

At a glance

11 of 29 specs differ
Diameter
Flieger F-43 Bicompax43mm
SBGJ23744.2mm
Power Reserve
Flieger F-43 Bicompax58h
SBGJ23755h
Water Resistance
Flieger F-43 Bicompax200m
SBGJ237200m
MSRP
Flieger F-43 Bicompax$4,180
SBGJ237$7,600

Full specifications

Case

5 specs
Category
Chronograph
GMT
Diameter
43mm
44.2mm
Thickness
14.5mm
14.4mm
Lug-to-Lug
50.6mm
Lug Width
22mm
21mm

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Original
Black

Movement

3 specs
Caliber
Sellita SW510 BH a
9S86
Power Reserve
58h
55h
Jewels
27
25

Pricing

1 specs
MSRP
$4,180
$7,600

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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 SBGJ237

Grand Seiko SBGJ237 owners and reviewers praise its impeccable finishing, Hi-Beat 36,000vph movement, and functional GMT complication. The watch is noted for its good value at €7,000, featuring a stainless steel bracelet with alternating brushed and polished surfaces, and a sapphire bezel with a day/night indicator. Reviewers highlight the lovely lume and the bezel's vintage-inspired, asymmetric color split, which uses LumiBrite for low-light legibility. The 9S86 Hi-Beat movement offers impressive accuracy of -5 to +3 seconds per day and a 55-hour power reserve. The SBGJ237 boasts 200-meter water resistance. However, the 44.2mm case size, measuring 14.4mm thick, may require slightly larger wrists, and its elevated crystal and less prominent bezel contribute to a thickness that might feel less substantial in person. Overall, owners and reviewers highly regard the Grand Seiko SBGJ237 for its combination of finishing, movement technology, and GMT functionality at its price point.

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