Side by side

Fortis Marinemaster M-44vsGrand Seiko SLGW003

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
SLGW003
Grand SeikoSLGW003
MSRP $11,600

At a glance

14 of 29 specs differ
Diameter
Marinemaster M-4444mm
SLGW00338.6mm
Power Reserve
Marinemaster M-4438h
SLGW00380h
Water Resistance
Marinemaster M-44300m
SLGW00330m
MSRP
Marinemaster M-44$5,120
SLGW003$11,600

Full specifications

Case

7 specs
Category
Diver
Dress
Diameter
44mm
38.6mm
Thickness
14mm
9.95mm
Lug-to-Lug
45mm
Lug Width
22mm
20mm
Material
Stainless Steel
Titanium
Water Resistance
300m
30m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Orange
Black

Movement

4 specs
Caliber
Sellita SW220-1
9SA4
Type
Automatic
Manual
Power Reserve
38h
80h
Jewels
26
25

Pricing

1 specs
MSRP
$5,120
$11,600

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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

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.

Grand Seiko SLGW003

The Grand Seiko SLGW003 is praised for its comfortable, lightweight Brilliant Hard Titanium case, meticulous finishing, and a clean, modern dial. Reviewers highlight the new 9SA4 manual-wind movement, noting its attractive finishing, 80-hour power reserve, and accuracy of -3/+5 seconds per day. It is considered a versatile dress watch blending vintage and future Grand Seiko spirit. The €11,700 price is noted as expensive, with some questioning its value. Overall, reviewers rate the Grand Seiko SLGW003 highly for its elegant design and impressive manual-wind movement at its flagship price point.

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