Side by side

Fortis Novonaut N-42vsHamilton Khaki Aviation Converter Auto Chrono

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

Novonaut N-42
FortisNovonaut N-42
MSRP $5,230
Khaki Aviation Converter Auto Chrono
HamiltonKhaki Aviation Converter Auto Chrono
MSRP $2,445

At a glance

10 of 29 specs differ
Diameter
Novonaut N-4242mm
Khaki Aviation Converter Auto Chrono44mm
Power Reserve
Novonaut N-4260h
Khaki Aviation Converter Auto Chrono60h
Water Resistance
Novonaut N-42300m
Khaki Aviation Converter Auto Chrono100m
MSRP
Novonaut N-42$5,230
Khaki Aviation Converter Auto Chrono$2,445

Full specifications

Case

6 specs
Category
Chronograph
Pilot
Diameter
42mm
44mm
Lug-to-Lug
46mm
Lug Width
21mm
22mm
Material
Titanium / Stainless Steel
Stainless Steel
Water Resistance
300m
100m

Crystal & Dial

1 specs
Dial Color
Titanium Legacy
Black

Movement

2 specs
Caliber
Manufacture Caliber WERK 17
H-21-Si
Jewels
36
25

Pricing

1 specs
MSRP
$5,230
$2,445

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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 Novonaut N-42

Owners widely praise the Fortis B-42 Official Cosmonauts for its stunning fit and finish, excellent legibility, and a precise, grippy bezel, with one owner calling its bracelet the nicest they've ever owned. The Fortis Novonaut N-42 is described as a flawless beast with a WERK 17 column-wheel chronograph movement, featuring enhanced shock resistance and COSC adjustment, and is noted as a handsome tool watch with a beautiful dial and nice pusher action. However, the 42mm case of the B-42 wears larger than expected, and the Novonaut's 44mm case and chunky bracelet make it too large and heavy for many. The Fortis Titanium Legacy is a modern pilot's watch with a titanium case and bracelet, featuring a Kenissi WERK 13 movement with a 70-hour power reserve and three time zones. Overall, owners and reviewers highly regard the Fortis Titanium Legacy for its robust tool watch design and advanced movement technology, despite some concerns about case size and bracelet adjustability.

Hamilton Khaki Aviation Converter Auto Chrono

The Hamilton Khaki Aviation Converter Auto Chrono is widely described as a large 44mm pilot's watch with a functional slide rule bezel. Reviewers note its well-finished steel case, featuring a robust satin-brushed finish with polished accents and chamfers, and a legible blue sunray dial with applied Super-LumiNova markers and old-fashioned hands. It is powered by the H-21-Si automatic chronograph movement, an upgraded ETA-based caliber with a silicon balance spring for anti-magnetic properties, offering a 60-hour power reserve. The watch is rated to 100m water resistance and features a bi-directional slide rule bezel with graduations printed under K1 mineral glass for scratch protection, which is easy to manipulate due to its deeply notched steel design. Some find the slide rule bezel complicated to use without a manual. One owner notes its character does not appeal as much as other slide bezel chronos.

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