Side by side

Sinn 358 DIAPALvsFortis Marinemaster M-44 DLC

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

358 DIAPAL
Sinn358 DIAPAL
MSRP $4,255
Marinemaster M-44 DLC
FortisMarinemaster M-44 DLC
MSRP $5,450

At a glance

16 of 29 specs differ
Diameter
358 DIAPAL42mm
Marinemaster M-44 DLC44mm
Power Reserve
358 DIAPAL48h
Marinemaster M-44 DLC38h
Water Resistance
358 DIAPAL100m
Marinemaster M-44 DLC300m
MSRP
358 DIAPAL$4,255
Marinemaster M-44 DLC$5,450

Full specifications

Case

7 specs
Category
Tool
Diver
Diameter
42mm
44mm
Thickness
15mm
14mm
Material
Stainless Steel
Stainless Steel (DLC)
Finish
satinized
Brushed and polished
Water Resistance
100m
300m
Caseback
Solid

Crystal & Dial

5 specs
Crystal Shape
Flat
AR Coating
Underside
Inner
Dial Color
Anthracite
Black
Indices
Applied
Lume
Luminescent
None

Movement

3 specs
Caliber
LJP L100
Sellita SW220-1
Power Reserve
48h
38h
Complications
GMT, Date, Chronograph
None

Pricing

1 specs
MSRP
$4,255
$5,450

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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 358 DIAPAL

The Sinn 358 DIAPAL is widely praised as a handsome, unfussy tool watch with excellent legibility and solid construction, featuring a reliable and exact second timezone complication. Owners and reviewers highlight its DIAPAL oil-free escapement and Ar-Dehumidifying technology for contributing to its accuracy, and note the 42mm brushed stainless steel case is well-sized. One reviewer flags the skeletonized GMT hand as sometimes lacking legibility. Overall, owners and reviewers rate the Sinn 358 DIAPAL highly for its robust build and practical travel watch functionality.

Fortis Marinemaster M-44 DLC

The Fortis Marinemaster M-44 DLC is widely praised for its robust COSC-certified Kenissi Werk 11 movement, offering a 70-hour power reserve, and its stealthy, scratch-resistant Dianoir DLC coating. Owners find it comfortable to wear despite its 44mm size, with one owner considering it a standout piece. Some reviewers note a subtle difference in the color tone of the DLC coating on the crown and bezel lock between variants. Overall, owners and reviewers regard the Fortis Marinemaster M-44 DLC highly for its durable construction and reliable, high-spec movement.

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