Side by side

Seestern Sub 300 V4vsFortis Flieger F-39

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

Sub 300 V4
SeesternSub 300 V4
MSRP $10
Flieger F-39
FortisFlieger F-39
MSRP $2,530

At a glance

15 of 29 specs differ
Diameter
Sub 300 V442mm
Flieger F-3939mm
Power Reserve
Sub 300 V441h
Flieger F-3938h
Water Resistance
Sub 300 V4200m
Flieger F-39200m
MSRP
Sub 300 V4$10
Flieger F-39$2,530

Full specifications

Case

6 specs
Category
Diver
Pilot
Diameter
42mm
39mm
Thickness
13mm
11.5mm
Material
316L Stainless Steel
Stainless Steel
Finish
Brushed + Sandblasted
Brushed and polished
Caseback
Solid screw-down
Solid

Crystal & Dial

3 specs
AR Coating
Underside
Inner
Dial Color
Orange
Black
Lume
Japan Lume (blue glow)
None

Movement

5 specs
Caliber
Seiko NH35A
Sellita SW200-1
Beat Rate
21,600 vph
28,800 vph
Power Reserve
41h
38h
Jewels
24
26
Complications
GMT, Date
None

Pricing

1 specs
MSRP
$10
$2,530

Follow this matchup

Get a note when Seestern Sub 300 V4 vs Fortis Flieger F-39 gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Seestern Sub 300 V4

Owners widely praise the Seestern Sub 300 V4 for its terrific fit and finish and surprising little touches at its $179 price, noting top-notch case, dial, bezel, and crystal. The bracelet is considered nice enough for the price point, and the watch is powered by the solid and reliable Seiko NH35 movement. Some owners report that the polished sides of the case show signs of wear. Overall, owners rate the Seestern Sub 300 V4 highly for its excellent case, dial, and bezel finishing at the price.

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.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.