Side by side

Dryden Chrono Diver Series 1vsFortis Flieger F-43 Bicompax

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

Chrono Diver Series 1
DrydenChrono Diver Series 1
MSRP $349
Flieger F-43 Bicompax
FortisFlieger F-43 Bicompax
MSRP $4,180

At a glance

11 of 29 specs differ
Diameter
Chrono Diver Series 142mm
Flieger F-43 Bicompax43mm
Power Reserve
Chrono Diver Series 140h
Flieger F-43 Bicompax58h
Water Resistance
Chrono Diver Series 1101m
Flieger F-43 Bicompax200m
MSRP
Chrono Diver Series 1$349
Flieger F-43 Bicompax$4,180

Full specifications

Case

4 specs
Diameter
42mm
43mm
Thickness
13.5mm
14.5mm
Lug-to-Lug
49mm
Water Resistance
101m
200m

Crystal & Dial

2 specs
Crystal
Domed Sapphire
Sapphire
Dial Color
Steel
Original

Movement

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

Pricing

1 specs
MSRP
$349
$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.

Dryden Chrono Diver Series 1

The Dryden Chrono Diver Series 1 is a 42mm mechaquartz chronograph featuring a dual-curved sapphire crystal and 100m water resistance. Owners note the VK63 movement's characteristic chronograph hand not resetting perfectly to zero, a trait present on this specific watch. The case exhibits polished chamfers on the upper lugs, and it utilizes Swiss Superluminova BGW9. On balance, owners appreciate the classic case shape and dial design of the Dryden Chrono Diver Series 1 at its price point, despite the mechaquartz movement's known reset behavior.

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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