Side by side

Fortis Novonaut N-42vsGrand Seiko SLGB023

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
SLGB023
Grand SeikoSLGB023
MSRP $12,400

At a glance

12 of 29 specs differ
Diameter
Novonaut N-4242mm
SLGB02340.8mm
Power Reserve
Novonaut N-4260h
SLGB02372h
Water Resistance
Novonaut N-42300m
SLGB023300m
MSRP
Novonaut N-42$5,230
SLGB023$12,400

Full specifications

Case

5 specs
Category
Chronograph
Diver
Diameter
42mm
40.8mm
Thickness
14.6mm
12.9mm
Lug-to-Lug
48.5mm
Material
Titanium / Stainless Steel
Titanium

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Titanium Legacy
Black

Movement

4 specs
Caliber
Manufacture Caliber WERK 17
9RB1
Type
Automatic
Spring Drive
Power Reserve
60h
72h
Jewels
36
25

Pricing

1 specs
MSRP
$5,230
$12,400

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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.

Grand Seiko SLGB023

Owners and reviewers widely praise the Grand Seiko SLGB023 for its comfortable 40.8mm titanium case and the smooth winding feel of its Spring Drive 9RB1 movement. The dial's gradient blue "ushio" motif is a highlight, though some reviewers note the bezel's fully lumed scale as a missed opportunity. Enthusiasts are divided on the power reserve indicator's placement and the design of the hour and minute hands. Overall, owners and reviewers rate the Grand Seiko SLGB023 highly for its comfortable titanium case and the refined Spring Drive movement.

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