Side by side

Fortis Flieger F-43 Triple-GMTvsLongines SPIRIT ZULU TIME 1925

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

Flieger F-43 Triple-GMT
FortisFlieger F-43 Triple-GMT
MSRP $4,840
SPIRIT ZULU TIME 1925
LonginesSPIRIT ZULU TIME 1925
MSRP $4,700

At a glance

21 of 29 specs differ
Diameter
Flieger F-43 Triple-GMT43mm
SPIRIT ZULU TIME 192539mm
Power Reserve
Flieger F-43 Triple-GMT56h
SPIRIT ZULU TIME 192572h
Water Resistance
Flieger F-43 Triple-GMT200m
SPIRIT ZULU TIME 1925100m
MSRP
Flieger F-43 Triple-GMT$4,840
SPIRIT ZULU TIME 1925$4,700

Full specifications

Case

8 specs
Diameter
43mm
39mm
Thickness
14mm
13.5mm
Lug-to-Lug
46.8mm
Lug Width
22mm
21mm
Material
Stainless Steel
Gold
Finish
Brushed and polished
Water Resistance
200m
100m
Caseback
Solid
Transparent case back with sapphire crystal

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Inner
Both sides
Dial Color
Original
Black
Indices
Applied
Applied Arabic numerals
Lume
None
Super-LumiNova

Movement

7 specs
Caliber
Sellita SW330-2
L844.4
Beat Rate
28,800 vph
25,200 vph
Power Reserve
56h
72h
Jewels
25
0
Hacking
Yes
No
Hand-winding
Yes
No
Complications
None
Hours, minutes, seconds and date, 24 hours hand with time zone mechanism

Pricing

1 specs
MSRP
$4,840
$4,700

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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-43 Triple-GMT

The Fortis Flieger F-43 Triple-GMT is widely praised for its stunning dial execution, COSC-certified Kenissi WERK 13 movement with a 70-hour power reserve, and legible Brixtrack luminous indices. Owners and reviewers highlight the surprisingly wearable 43mm titanium case and bracelet, noting its lightness and comfort despite the size, with one source specifically mentioning a quick-adjustable extension. The watch offers 200m water resistance and features a Synchroline indicator. However, some owners note the titanium scratches easily and the bracelet can be difficult to size. The watch is priced at €4,500. On balance, owners and reviewers rate the Fortis Flieger F-43 Triple-GMT highly for its purpose-focused pilot's watch design and innovative movement.

Longines SPIRIT ZULU TIME 1925

The Longines SPIRIT ZULU TIME 1925 is widely praised for its handsome, vintage-inspired two-tone aesthetic, featuring a rose-gold capped bezel and dial accents, and is noted for its segment-leading finishing and solid feel. Owners and reviewers highlight the pleasing combination of precious metal with a rugged character. The watch is powered by the ETA-produced L844.4 automatic GMT movement, which is COSC chronometer certified and offers a 72-hour power reserve, visible through a sapphire caseback. Some reviewers flag the 13.5mm thickness as substantial, and the male endlinks may affect wearability on smaller wrists. The Longines SPIRIT ZULU TIME 1925 is priced at approximately $4,350 and includes a bracelet and an additional NATO strap. Overall, owners and reviewers rate the Longines SPIRIT ZULU TIME 1925 highly for its refined vintage-inspired design and excellent finishing at its price point.

From video reviewers

The Spirit Zulu Time 1925 features excellent finishing and a true GMT function. Reviewers questioned the value proposition due to the rose gold being a cap rather than solid.

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