Side by side

Fortis Flieger F-39vsGeckota Chronotimer Chronograph

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

Flieger F-39
FortisFlieger F-39
MSRP $2,530
Chronotimer Chronograph
GeckotaChronotimer Chronograph
MSRP $299

At a glance

14 of 29 specs differ
Diameter
Flieger F-3939mm
Chronotimer Chronograph42mm
Power Reserve
Flieger F-3938h
Chronotimer Chronograph40h
Water Resistance
Flieger F-39200m
Chronotimer Chronograph100m
MSRP
Flieger F-39$2,530
Chronotimer Chronograph$299

Full specifications

Case

7 specs
Category
Pilot
Chronograph
Diameter
39mm
42mm
Thickness
11.5mm
13mm
Lug-to-Lug
46mm
Lug Width
20mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
200m
100m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Classic Reverse Panda

Movement

4 specs
Caliber
Sellita SW200-1
Type
Automatic
Quartz
Power Reserve
38h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$2,530
$299

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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-39

Owners and reviewers widely praise the Fortis Flieger F-39 for its robust build quality, excellent finishing often compared favorably to more expensive watches, and legible utilitarian dial with distinctive color accents. The watch is noted for its precise bidirectional bezel action, excellent lume, and comfortable wearability, with one owner reporting accuracy of 1 second fast per day. Some reviewers flag the 39mm case as wearing large due to its lug-to-lug distance, and the 38-hour power reserve of the Sellita SW 200-1 based UW-30 movement is cited as a limitation, though newer versions feature a 70-hour power reserve. Overall, owners and reviewers highly regard the Fortis Flieger F-39 for its tool watch aesthetic and impressive machining and build quality at its price point.

From video reviewers

The 200m water resistance is a notable strength. Reviewers did not reach a consensus on any weaknesses.

Geckota Chronotimer Chronograph

Owners widely praise the Geckota Chronotimer Chronograph's appealing design, comfortable wear, and excellent lume, with many noting it draws compliments. The hand-wound mechanical movement is considered a solid workhorse, and the cushion case and matching sub-dials are frequently highlighted as attractive design elements. Some owners find the red dial a "funky look" and appreciate how the strap color contrasts well, though one owner described the red shade as "weird." The Geckota Chronotimer Chronograph wears large, and some owners have hesitated due to its size. Overall, owners rate the Geckota Chronotimer Chronograph highly for its eye-catching design and comfortable wearability at a reasonable price.

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