Side by side

Fortis Flieger F-43 Triple-GMTvsSeiko Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition

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

At a glance

13 of 29 specs differ
Diameter
Flieger F-43 Triple-GMT43mm
Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition42mm
Power Reserve
Flieger F-43 Triple-GMT56h
Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition72h
Water Resistance
Flieger F-43 Triple-GMT200m
Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition300m
MSRP
Flieger F-43 Triple-GMT$4,840
Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition$1,750

Full specifications

Case

6 specs
Category
GMT
Diver
Diameter
43mm
42mm
Thickness
14mm
13.3mm
Lug-to-Lug
48.6mm
Lug Width
22mm
20mm
Water Resistance
200m
300m

Crystal & Dial

3 specs
AR Coating
Inner
Anti-reflective coating on inner surface
Dial Color
Original
Black
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Sellita SW330-2
6R54
Power Reserve
56h
72h
Jewels
25
24

Pricing

1 specs
MSRP
$4,840
$1,750

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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.

Seiko Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition

The Seiko Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition is widely praised for its excellent quality and finishing relative to its price point, featuring a beautiful case, bracelet, and strong Lumibrite lume. Enthusiasts and reviewers highlight the comfortable 42mm case size and the distinctive 4 o'clock crown position. The watch is powered by the in-house 6R54 automatic movement, offering a 72-hour power reserve and rated accuracy of -5/+10 seconds per day, though one source notes the GMT function is secondary. Some find the 4:30 date window divisive, and the bezel clicks are described as quieter than expected. On balance, owners and reviewers rate the Seiko Prospex Sea 1968 Heritage Diver's GMT Watch Limited Edition highly for its refined design and strong value proposition.

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