Side by side

NOMOS Glashütte Ahoi neomatik siren bluevsFortis Marinemaster M-44

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

Marinemaster M-44
FortisMarinemaster M-44
MSRP $5,120

At a glance

17 of 29 specs differ
Diameter
Ahoi neomatik siren blue36.3mm
Marinemaster M-4444mm
Power Reserve
Ahoi neomatik siren blue43 hoursh
Marinemaster M-4438h
Water Resistance
Ahoi neomatik siren blue200m
Marinemaster M-44300m
MSRP
Ahoi neomatik siren blue$4,540
Marinemaster M-44$5,120

Full specifications

Case

8 specs
Category
Tool
Diver
Diameter
36.3mm
44mm
Thickness
9.6mm
14mm
Lug-to-Lug
45.5mm
Lug Width
18mm
22mm
Finish
Brushed and polished
Water Resistance
200m
300m
Caseback
Solid

Crystal & Dial

4 specs
Crystal Shape
Flat
AR Coating
Inner
Dial Color
Blue
Orange
Indices
Applied

Movement

4 specs
Caliber
DUW 3001
Sellita SW220-1
Beat Rate
21,600 vph
28,800 vph
Power Reserve
43 hoursh
38h
Jewels
27
26

Pricing

1 specs
MSRP
$4,540
$5,120

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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.

NOMOS Glashütte Ahoi neomatik siren blue

Owners and reviewers widely praise the NOMOS Glashütte Ahoi neomatik siren blue for its vibrant siren blue dial, which pops in any light, and its Bauhaus design language with arresting simplicity. The subtle rose gold accents, neon orange details, and color-matched date window at 6 o'clock are noted as well-thought-out elements. The slim 9.8mm case and 200m water resistance are also highlighted. However, the lume on the hour markers is considered weak and fades quickly, and the watch is not a true ISO-certified diver due to the lack of a dive bezel. Some find the textile strap too casual for anything beyond sophisticated casual wear, and the straight lugs can create a large feel on the wrist. The DUW 3001 movement offers a 43-hour power reserve. On balance, owners and reviewers rate the NOMOS Glashütte Ahoi neomatik siren blue highly for its striking dial and refined, yet casual, aesthetic.

Fortis Marinemaster M-44

The Fortis Marinemaster M-44 is praised for its excellent build quality and wearability, featuring a highly legible dial and a COSC-certified Kenissi-based movement that ran at 0 seconds per day. Owners appreciate its 70-hour power reserve and the inclusion of multiple straps and a deployant buckle, noting its gorgeous appearance and great wrist presence. A minor point raised is the 21mm lug width, with a wish for it to be 22mm. The Fortis Marinemaster M-44 is priced at $4,150. Overall, owners and reviewers rate the Fortis Marinemaster M-44 highly for its robust specifications and comfortable wearability at its price point.

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