Side by side

Horage Autark Tourbillon GMTvsGrand Seiko SLGB023

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
SLGB023
Grand SeikoSLGB023
MSRP $12,400

At a glance

13 of 29 specs differ
Diameter
Autark Tourbillon GMT39.5mm
SLGB02340.8mm
Power Reserve
Autark Tourbillon GMT72h
SLGB02372h
Water Resistance
Autark Tourbillon GMT100m
SLGB023300m
MSRP
Autark Tourbillon GMT$20,150
SLGB023$12,400

Full specifications

Case

6 specs
Category
GMT
Diver
Diameter
39.5mm
40.8mm
Thickness
8.9mm
12.9mm
Lug-to-Lug
48.3mm
48.5mm
Lug Width
22mm
21mm
Water Resistance
100m
300m

Crystal & Dial

2 specs
AR Coating
No
Yes
Lume
Super-LumiNova
None

Movement

4 specs
Caliber
Horage K-TMR
9RB1
Type
Automatic
Spring Drive
Power Reserve
72h
72h
Complications
Tourbillon, GMT
None

Pricing

1 specs
MSRP
$20,150
$12,400

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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.

Grand Seiko SLGB023

Owners and reviewers widely praise the Grand Seiko SLGB023 for its comfortable 40.8mm titanium case and the smooth winding feel of its Spring Drive 9RB1 movement. The dial's gradient blue "ushio" motif is a highlight, though some reviewers note the bezel's fully lumed scale as a missed opportunity. Enthusiasts are divided on the power reserve indicator's placement and the design of the hour and minute hands. Overall, owners and reviewers rate the Grand Seiko SLGB023 highly for its comfortable titanium case and the refined Spring Drive movement.

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