Side by side

Horage Autark TourbillonvsSeestern S446 GMT

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

Autark Tourbillon
HorageAutark Tourbillon
MSRP $14,550
S446 GMT
SeesternS446 GMT
MSRP $299

At a glance

15 of 29 specs differ
Diameter
Autark Tourbillon39.5mm
S446 GMT39.5mm
Power Reserve
Autark Tourbillon72h
S446 GMT41hh
Water Resistance
Autark Tourbillon100m
S446 GMT100m
MSRP
Autark Tourbillon$14,550
S446 GMT$299

Full specifications

Case

5 specs
Category
Dress
GMT
Thickness
8.9mm
13mm
Lug-to-Lug
48.3mm
47mm
Lug Width
22mm
20mm
Material
Titanium
316L Stainless Steel

Crystal & Dial

4 specs
Crystal Shape
Flat
Domed
AR Coating
No
Inner
Dial Color
Black
Cream
Lume
Super-LumiNova
None

Movement

5 specs
Caliber
Horage K-TMR
Seiko NH34A GMT
Beat Rate
28,800 vph
3 vph
Power Reserve
72h
41hh
Jewels
25
24
Complications
Tourbillon
GMT, Date

Pricing

1 specs
MSRP
$14,550
$299

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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

The Horage Autark Tourbillon is noted for its technical achievement as an accessible Swiss-made micro-rotor tourbillon, featuring an in-house calibre with a ceramic ball bearing design and silicon components. It offers a 72-hour power reserve and 100m water resistance within a lightweight Grade 5 titanium 39.5mm case. Reviewers mention that some cosmetic aspects, like the power reserve indicator and dial color, were still being finalized on prototypes. Overall, reviewers highlight the Horage Autark Tourbillon as an audacious and accessible technical accomplishment for its price point.

Seestern S446 GMT

Owners widely praise the Seestern S446 GMT for its stunning finishing and extreme value, with a sapphire crystal and adjustable clasp. The winding action is noted as buttery smooth, and the 39.5mm case size is considered very wearable. Some owners, however, flag the lume as a weak point and one owner found the bracelet clasp lacked sufficient micro-adjustment. The Seestern S446 GMT is considered an extreme value for the dollar. Overall, owners rate the Seestern S446 GMT highly for its exceptional finishing and value proposition at its price point.

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