Side by side

Fortis Marinemaster M-44vsNivada Grenchen Antarctic Diver Aquamar

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
Antarctic Diver Aquamar
Nivada GrenchenAntarctic Diver Aquamar
MSRP $1,050

At a glance

14 of 29 specs differ
Diameter
Marinemaster M-4444mm
Antarctic Diver Aquamar38mm
Power Reserve
Marinemaster M-4438h
Antarctic Diver Aquamar38h
Water Resistance
Marinemaster M-44300m
Antarctic Diver Aquamar200m
MSRP
Marinemaster M-44$5,120
Antarctic Diver Aquamar$1,050

Full specifications

Case

6 specs
Diameter
44mm
38mm
Thickness
14mm
12.9mm
Lug-to-Lug
46mm
Lug Width
22mm
16mm
Water Resistance
300m
200m
Caseback
Solid
Solid screw-down

Crystal & Dial

3 specs
AR Coating
Inner
Underside
Dial Color
Orange
Black
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
Sellita SW220-1
Sellita SW200
Beat Rate
28,800 vph
4 vph
Jewels
26
25
Complications
None
GMT

Pricing

1 specs
MSRP
$5,120
$1,050

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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.

Nivada Grenchen Antarctic Diver Aquamar

The Nivada Grenchen Antarctic Diver Aquamar is widely praised for its innovative changeable lume feature, allowing users to switch between white and beige lume via a disc tied to the date mechanism. Owners appreciate its 38mm stainless steel case and sandwich dial, available in blue, black, or grey. One reviewer notes that legibility on the grey dial may be a concern, and the hands' lume color is fixed. The watch is powered by a Soprod P024 movement with a 38-hour power reserve, which some owners have reservations about, though it is considered good value at $1,050. On balance, owners and reviewers rate the Nivada Grenchen Antarctic Diver Aquamar highly for its unique lume complication and overall value proposition.

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