Side by side

Fortis Flieger F-43 BicompaxvsGrand Seiko SBGX353

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
SBGX353
Grand SeikoSBGX353
MSRP $4,100

At a glance

13 of 29 specs differ
Diameter
Flieger F-43 Bicompax43mm
SBGX35334mm
Power Reserve
Flieger F-43 Bicompax58h
SBGX35340h
Water Resistance
Flieger F-43 Bicompax200m
SBGX35330m
MSRP
Flieger F-43 Bicompax$4,180
SBGX353$4,100

Full specifications

Case

6 specs
Category
Chronograph
Dress
Diameter
43mm
34mm
Thickness
14.5mm
10.7mm
Lug-to-Lug
41.5mm
Lug Width
22mm
18mm
Water Resistance
200m
30m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Original
Black

Movement

4 specs
Caliber
Sellita SW510 BH a
9F61
Type
Automatic
Quartz
Power Reserve
58h
40h
Jewels
27
25

Pricing

1 specs
MSRP
$4,180
$4,100

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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 SBGX353

The Grand Seiko SBGX353 is widely praised for its mesmerizing "Skyflake" textured blue dial, considered by owners to be "perfect art." Reviewers and owners alike highlight the watch's elegant 34mm case size and the advanced 9F61 quartz movement, noting its exceptional ±10 seconds per year accuracy and precise second-hand alignment. Some owners find the dial's aesthetic appeal slightly diminished when worn compared to other options, and one owner replaced the quick-release buckle for a Hirsch clasp. Overall, owners rate the Grand Seiko SBGX353 highly for its exquisite dial finishing and the precision of its quartz movement at its price point.

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