Side by side

Oris Divers Sixty‑Five 12h Calibre 400vsFortis Novonaut N-42

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

Divers Sixty‑Five 12h Calibre 400
OrisDivers Sixty‑Five 12h Calibre 400
MSRP $4,300
Novonaut N-42
FortisNovonaut N-42
MSRP $5,230

At a glance

18 of 29 specs differ
Diameter
Divers Sixty‑Five 12h Calibre 40040mm
Novonaut N-4242mm
Power Reserve
Divers Sixty‑Five 12h Calibre 400120 hoursh
Novonaut N-4260h
Water Resistance
Divers Sixty‑Five 12h Calibre 400100m
Novonaut N-42300m
MSRP
Divers Sixty‑Five 12h Calibre 400$4,300
Novonaut N-42$5,230

Full specifications

Case

8 specs
Category
Diver
Chronograph
Diameter
40mm
42mm
Thickness
14.6mm
Lug Width
20mm
21mm
Material
Stainless Steel
Titanium / Stainless Steel
Finish
Brushed and polished
Water Resistance
100m
300m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Black
Titanium Legacy
Indices
Applied

Movement

5 specs
Caliber
CALIBRE 400
Manufacture Caliber WERK 17
Beat Rate
4 vph
28,800 vph
Power Reserve
120 hoursh
60h
Jewels
21
36
Complications
Date
None

Pricing

1 specs
MSRP
$4,300
$5,230

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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.

Oris Divers Sixty‑Five 12h Calibre 400

Owners widely praise the Oris Divers Sixty-Five 12h Calibre 400 for its refined finishing, comfortable tapered bracelet, and the Calibre 400 movement's 5-day power reserve, 10-year warranty, and 10-year service interval. The 12-hour bezel is noted as useful for travel, and the domed sapphire crystal creates appealing light play. Accuracy is reported as precise, with one owner seeing +1.6 seconds per day. However, some find the watch bland and overpriced at $3900, questioning its dive watch credentials with 100m water resistance. One owner reported issues with the date wheel and accuracy after a month, and the date window's black fill is noted as not perfectly matching the matte dial. Overall, owners rate the Oris Divers Sixty-Five 12h Calibre 400 highly for its movement upgrades and elegant, wearable design.

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.

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