Side by side

Citizen Promaster Air GMTvsFortis Marinemaster M-40

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

Promaster Air GMT
CitizenPromaster Air GMT
MSRP $1,195
Marinemaster M-40
FortisMarinemaster M-40
MSRP $3,520

At a glance

12 of 29 specs differ
Diameter
Promaster Air GMT44.5mm
Marinemaster M-4040mm
Power Reserve
Promaster Air GMT50h
Marinemaster M-4038h
Water Resistance
Promaster Air GMT200m
Marinemaster M-40300m
MSRP
Promaster Air GMT$1,195
Marinemaster M-40$3,520

Full specifications

Case

6 specs
Category
Pilot
Diver
Diameter
44.5mm
40mm
Thickness
12mm
13mm
Lug-to-Lug
46mm
Lug Width
22mm
21mm
Water Resistance
200m
300m

Crystal & Dial

2 specs
AR Coating
Underside
Inner
Dial Color
Navy
Orange

Movement

3 specs
Caliber
9054
Sellita SW220-1
Power Reserve
50h
38h
Jewels
25
26

Pricing

1 specs
MSRP
$1,195
$3,520

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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.

Citizen Promaster Air GMT

The Citizen Promaster Air GMT is widely praised for its impressive in-house Cal. 9054 automatic GMT movement, excellent case fit and finish, and a high-quality bracelet for its price point. Reviewers highlight its striking anti-reflective domed sapphire crystal, legible dial with large numerals, and long-lasting lume. However, its 44.5mm dimensions are considered unfashionably large, and the case design is described as uninspired. The independent hour jumping is noted as mushy and unable to be set backward, while the unframed 3 o'clock date window and minute track on the rehaut being obscured by case shadows are also flagged as drawbacks. The watch is priced at $1,125 USD and features 200m water resistance and a 50-hour power reserve. On balance, reviewers commend the Citizen Promaster Air GMT for its strong movement and legibility at an affordable price, despite reservations about its case size and some functional aspects of the GMT hand.

Fortis Marinemaster M-40

Owners praise the Fortis Amber Orange for its gorgeous appearance and strong wrist presence, noting its crazy lume and 70-hour power reserve. The Doxa SUB 300T, described as having a superb, eccentric design with a highly legible dial and functional no-decompression bezel, uses an ETA 2824-2 movement. However, the SUB 300T's 42.5mm case wears large and its 14mm thickness is not ideal for dress shirts, though it boasts 1,200m water resistance. On balance, owners appreciate the Fortis Amber Orange for its striking aesthetics and impressive lume.

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