Side by side

Fortis Marinemaster M-44 DLCvsSeiko Astron

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

Marinemaster M-44 DLC
FortisMarinemaster M-44 DLC
MSRP $5,450
Astron
SeikoAstron
MSRP $2,200

At a glance

14 of 29 specs differ
Diameter
Marinemaster M-44 DLC44mm
Astron41.2mm
Power Reserve
Marinemaster M-44 DLC38h
Astron40h
Water Resistance
Marinemaster M-44 DLC300m
Astron100m
MSRP
Marinemaster M-44 DLC$5,450
Astron$2,200

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
44mm
41.2mm
Thickness
14mm
12mm
Lug-to-Lug
48.5mm
Lug Width
22mm
14mm
Material
Stainless Steel (DLC)
Titanium
Water Resistance
300m
100m

Crystal & Dial

2 specs
AR Coating
Inner
Super-clear coating
Lume
None
LumiBrite on hands and index(es)

Movement

4 specs
Caliber
Sellita SW220-1
3X62
Type
Automatic
Quartz
Power Reserve
38h
40h
Jewels
26
10

Pricing

1 specs
MSRP
$5,450
$2,200

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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-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.

Seiko Astron

Owners widely praise the Seiko Astron for its spectacular time-telling technology, GPS time sync, and grab-and-go convenience, with many calling it the best watch they have ever owned. Reviewers and owners highlight the well-managed dial detail, textured hour markers, and high-contrast edges, as well as the well-finished case and bracelet. Some find the lightweight titanium build and quick bracelet adjustment contribute to comfortable wearability. Accuracy is noted as +/- 15 seconds per month without GPS, though the autonomous quartz movement can be easily reset by looking at the sky. Criticisms include DST not being automatically implemented, recessed buttons requiring a sharp object for adjustment, and sparse lume with no 12 o'clock marker. Some owners feel the price point is too expensive for its aesthetic appeal. Overall, owners rate the Seiko Astron highly for its advanced time-telling technology and convenient features.

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