Side by side

Fortis Marinemaster M-40vsNivada Grenchen F77 MK1

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
F77 MK1
Nivada GrenchenF77 MK1
MSRP $1,560

At a glance

16 of 29 specs differ
Diameter
Marinemaster M-4040mm
F77 MK137mm
Power Reserve
Marinemaster M-4038h
F77 MK138h
Water Resistance
Marinemaster M-40300m
F77 MK1100m
MSRP
Marinemaster M-40$3,520
F77 MK1$1,560

Full specifications

Case

9 specs
Category
Diver
Sport
Diameter
40mm
37mm
Thickness
13mm
12.1mm
Lug-to-Lug
45mm
Lug Width
21mm
22mm
Material
Stainless Steel
Stainless Steel/Titanium/Ceramic
Finish
Brushed and polished
Brushed + Polished + Satin
Water Resistance
300m
100m
Caseback
Solid
Titanium Grade 5

Crystal & Dial

2 specs
Dial Color
Orange
Meteorite Dial, Super Lum. White Dots, Shiny Light Gun Color Applied Indexes
Lume
None
x1

Movement

4 specs
Caliber
Sellita SW220-1
Soprod Newton P092
Beat Rate
28,800 vph
4 vph
Jewels
26
25
Complications
None
GMT

Pricing

1 specs
MSRP
$3,520
$1,560

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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 F77 MK1

Owners widely praise the Nivada Grenchen F77 MK1 for its vintage charm, Genta-inspired design with unique character, and comfortable 37-38mm wearability on average wrists, highlighting its legible basket-weave dial and solid case build with excellent crown grip. The integrated bracelet's connection to the case is noted to increase effective lug-to-lug distance, and one owner criticizes the crown action as stiff and gritty. The Soprod P024 movement provides a 38-hour power reserve. On balance, owners and reviewers find the Nivada Grenchen F77 MK1 a compelling value proposition due to its distinctive dial and overall build quality, despite some reservations about its winding feel and price.

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