Side by side

Oris Aquis Pro 4000mvsFortis Novonaut N-42

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

Aquis Pro 4000m
OrisAquis Pro 4000m
MSRP $6,900
Novonaut N-42
FortisNovonaut N-42
MSRP $5,230

At a glance

18 of 29 specs differ
Diameter
Aquis Pro 4000m49.5mm
Novonaut N-4242mm
Power Reserve
Aquis Pro 4000m120 hoursh
Novonaut N-4260h
Water Resistance
Aquis Pro 4000m4,000m
Novonaut N-42300m
MSRP
Aquis Pro 4000m$6,900
Novonaut N-42$5,230

Full specifications

Case

8 specs
Category
Diver
Chronograph
Diameter
49.5mm
42mm
Thickness
14.6mm
Lug Width
26mm
21mm
Material
Titanium
Titanium / Stainless Steel
Finish
Brushed and polished
Water Resistance
4000m
300m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Blue
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
$6,900
$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 Aquis Pro 4000m

The Oris Aquis Pro 4000m is widely acknowledged as a substantial dive tool, with reviewers and owners alike noting its impressive 49.5mm diameter and 23.4mm to 25mm thickness. Despite its size, the titanium case and comfortable rubber strap contribute to surprisingly good wearability for some, though others find its dimensions impractical for daily wear. The patented Rotation Safety System for the bezel is praised for its intelligence and functionality, while the in-house Calibre 400 movement offers a 120-hour power reserve and a 10-year warranty. One owner notes that the clasp's quick-adjust pushers can be unintentionally activated during watch removal. Overall, owners and reviewers regard the Oris Aquis Pro 4000m as a stunning, albeit chunky, tool watch whose impressive specifications are its primary draw.

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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