Side by side

Sinn 104 Classic 12vsFortis Marinemaster M-40

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

104 Classic 12
Sinn104 Classic 12
MSRP $2,203
Marinemaster M-40
FortisMarinemaster M-40
MSRP $3,520

At a glance

15 of 29 specs differ
Diameter
104 Classic 1241mm
Marinemaster M-4040mm
Power Reserve
104 Classic 1238h
Marinemaster M-4038h
Water Resistance
104 Classic 12200m
Marinemaster M-40300m
MSRP
104 Classic 12$2,203
Marinemaster M-40$3,520

Full specifications

Case

7 specs
Category
Tool
Diver
Diameter
41mm
40mm
Thickness
11.9mm
13mm
Lug Width
20mm
21mm
Finish
polished
Brushed and polished
Water Resistance
200m
300m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Black
Orange
Lume
Luminescent
None

Movement

3 specs
Caliber
SW 261-1
Sellita SW220-1
Jewels
31
26
Complications
GMT
None

Pricing

1 specs
MSRP
$2,203
$3,520

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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.

Sinn 104 Classic 12

The Sinn 104 Classic 12 is widely praised for its excellent legibility, comfortable wearability, and overall quality, with one owner deeming it the best watch under $3000 for their needs. Reviewers and owners alike highlight the bidirectional bezel action as a strong point, and the H-link bracelet is noted as sturdy and comfortable. However, one reviewer finds the handset and "Automatik" font slightly at odds with the dial, and another commenter describes Sinn watches as too thick with "plasticky" hands and an inner bezel edge that doesn't match promotional images. The watch is priced at €1,750, and its H-link bracelet lacks modern quick-release or micro-adjustment features. On balance, owners and reviewers rate the Sinn 104 Classic 12 highly for its pilot's tool functionality and value.

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.

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