Side by side

Fortis Flieger F-41 Werk 7vsGrand Seiko SLGW005

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

Flieger F-41 Werk 7
FortisFlieger F-41 Werk 7
MSRP $4,510
SLGW005
Grand SeikoSLGW005
MSRP $9,700

At a glance

12 of 29 specs differ
Diameter
Flieger F-41 Werk 741mm
SLGW00538.8mm
Power Reserve
Flieger F-41 Werk 738h
SLGW00580h
Water Resistance
Flieger F-41 Werk 7200m
SLGW00530m
MSRP
Flieger F-41 Werk 7$4,510
SLGW005$9,700

Full specifications

Case

6 specs
Category
Pilot
Dress
Diameter
41mm
38.8mm
Thickness
11.5mm
10.4mm
Lug-to-Lug
46mm
43.7mm
Lug Width
20mm
19mm
Water Resistance
200m
30m

Crystal & Dial

1 specs
AR Coating
Inner
Yes

Movement

4 specs
Caliber
Werk 7 (Manufacture)
9SA4
Type
Automatic
Manual
Power Reserve
38h
80h
Jewels
26
25

Pricing

1 specs
MSRP
$4,510
$9,700

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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-41 Werk 7

The Fortis Flieger is widely praised for its robust build quality, superb readability, and excellent fit and finish, with reviewers highlighting the utilitarian dial and Brixtrack markers. Some find the 39mm case wears large due to its 50mm lug-to-lug span, while others note the 41mm versions offer better proportions. The Werk 7 movement provides a 70-hour power reserve, though one review mentions the UW-30 movement in a 39mm model has a 38-hour power reserve. On balance, reviewers rate the Fortis Flieger highly for its practical design and solid construction at its price point.

Grand Seiko SLGW005

The Grand Seiko SLGW005 is lauded for its faithful recreation of the 1968 45GS, featuring a desirable double-signed dial and a beautifully finished case adhering to the Grammar of Design. It is powered by the new 9SA4 manual-winding, high-beat movement, offering an 80-hour power reserve and a mean daily rate of -3/+5 seconds. Owners consider it a "gloriously perfect" and "pure and elegant expression" of Grand Seiko's strengths, with one owner preferring its creamy dial over a more pronounced beige found on other models. Overall, owners and reviewers rate the Grand Seiko SLGW005 highly for its elegant design and impressive high-beat movement.

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