Side by side

Fortis Marinemaster M-40vsNivada Grenchen Chronoking Vintage Valjoux

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

Marinemaster M-40
FortisMarinemaster M-40
MSRP $3,520
Chronoking Vintage Valjoux
Nivada GrenchenChronoking Vintage Valjoux
MSRP $4,900

At a glance

16 of 29 specs differ
Diameter
Marinemaster M-4040mm
Chronoking Vintage Valjoux38mm
Power Reserve
Marinemaster M-4038h
Chronoking Vintage Valjoux48h
Water Resistance
Marinemaster M-40300m
Chronoking Vintage Valjoux100m
MSRP
Marinemaster M-40$3,520
Chronoking Vintage Valjoux$4,900

Full specifications

Case

8 specs
Category
Diver
Chronograph
Diameter
40mm
38mm
Thickness
13mm
12.95mm
Lug-to-Lug
46.5mm
Lug Width
21mm
20mm
Finish
Brushed and polished
Brushed + Polished
Water Resistance
300m
100m
Caseback
Solid
Display

Crystal & Dial

2 specs
Crystal
Sapphire
Acrylic
Dial Color
Orange
Matt Black w/ Gradient Orange + Super 1345C Lum. Applied Indexes + Embossed White Printed LogoSmall eyes: Debossed Light Beige 7506C CD track + Black Print

Movement

5 specs
Caliber
Sellita SW220-1
Valjoux 23
Type
Automatic
Manual
Power Reserve
38h
48h
Jewels
26
25
Complications
None
GMT, Chronograph, Date

Pricing

1 specs
MSRP
$3,520
$4,900

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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 Marinemaster M-40

Owners praise the Fortis Amber Orange for its gorgeous appearance and strong wrist presence, noting its crazy lume and 70-hour power reserve. The Doxa SUB 300T, described as having a superb, eccentric design with a highly legible dial and functional no-decompression bezel, uses an ETA 2824-2 movement. However, the SUB 300T's 42.5mm case wears large and its 14mm thickness is not ideal for dress shirts, though it boasts 1,200m water resistance. On balance, owners appreciate the Fortis Amber Orange for its striking aesthetics and impressive lume.

Nivada Grenchen Chronoking Vintage Valjoux

The Nivada Grenchen Chronoking Vintage Valjoux is widely praised for its faithful vintage-inspired design, featuring flat-top pump pushers and drilled lug holes, and is considered an excellent value under €2K. Some reviewers note the faux patina indexes can appear too yellow. The 38mm steel case with extended lugs wears larger than its diameter suggests. The Chronoking Mecaquartz, specifically, is highlighted for its textured dial, sunken subdials, and overall dimensions that make it punch above its $579 weight. On balance, reviewers rate the Nivada Grenchen Chronoking Vintage Valjoux highly for its vintage aesthetic and strong value proposition.

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