Side by side

Horage Autark Tourbillon GMTvsFortis Marinemaster M-40

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

Autark Tourbillon GMT
HorageAutark Tourbillon GMT
MSRP $20,150
Marinemaster M-40
FortisMarinemaster M-40
MSRP $3,520

At a glance

15 of 29 specs differ
Diameter
Autark Tourbillon GMT39.5mm
Marinemaster M-4040mm
Power Reserve
Autark Tourbillon GMT72h
Marinemaster M-4038h
Water Resistance
Autark Tourbillon GMT100m
Marinemaster M-40300m
MSRP
Autark Tourbillon GMT$20,150
Marinemaster M-40$3,520

Full specifications

Case

7 specs
Category
GMT
Diver
Diameter
39.5mm
40mm
Thickness
8.9mm
13mm
Lug-to-Lug
48.3mm
Lug Width
22mm
21mm
Material
Titanium
Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

3 specs
AR Coating
No
Inner
Dial Color
Black
Orange
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
Horage K-TMR
Sellita SW220-1
Power Reserve
72h
38h
Jewels
25
26
Complications
Tourbillon, GMT
None

Pricing

1 specs
MSRP
$20,150
$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.

Horage Autark Tourbillon GMT

Owners widely praise the Horage Autark Tourbillon GMT for its Swiss-made tourbillon, platinum micro-rotor, and super-thin 9mm titanium case design, noting little less than premium feel in case and movement finishing. The dial features a sub-seconds, date, and power reserve indicator, powered by an in-house movement with a 60-hour reserve. Some find the sub-dial illegible and hour hands difficult to read quickly, while others note the stepped bezel is not to their taste and the micro-rotor can be loud. The bracelet's lack of taper is also flagged as a drawback. On balance, owners rate the Horage Autark Tourbillon GMT highly for its premium finishing and innovative technical features at its price point.

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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