Side by side

Fortis Marinemaster M-44 DLCvsZelos Spearfish GMT

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
Spearfish GMT
ZelosSpearfish GMT
MSRP $999

At a glance

12 of 29 specs differ
Diameter
Marinemaster M-44 DLC44mm
Spearfish GMT40mm
Power Reserve
Marinemaster M-44 DLC38h
Spearfish GMT40h
Water Resistance
Marinemaster M-44 DLC300m
Spearfish GMT200m
MSRP
Marinemaster M-44 DLC$5,450
Spearfish GMT$999

Full specifications

Case

7 specs
Category
Diver
GMT
Diameter
44mm
40mm
Thickness
14mm
13mm
Lug-to-Lug
40mm
Lug Width
22mm
20mm
Material
Stainless Steel (DLC)
316L Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

1 specs
Dial Color
Black
Frost

Movement

3 specs
Caliber
Sellita SW220-1
Sellita SW330-2
Power Reserve
38h
40h
Jewels
26
25

Pricing

1 specs
MSRP
$5,450
$999

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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.

Zelos Spearfish GMT

The Zelos Spearfish GMT is widely praised for its exceptional value, with reviewers highlighting its superb finishing, flawless machining, and a tool-less micro-adjustment clasp that exceeds its price point. It features a La Joux-Perret G100 movement with a 68-hour power reserve, achieving an average accuracy of +2.6 seconds per day, or a Miyota 9075 movement offering flier-style GMT functionality. The 40mm case and bidirectional 48-click ceramic bezel are well-executed, though one reviewer noted a minor compromise in the end link fit. Overall, owners and reviewers rate the Zelos Spearfish GMT highly for its impressive finishing and value proposition.

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