Side by side

Horage Autark K2 Small SecondsvsGrand Seiko STGK031

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

Autark K2 Small Seconds
HorageAutark K2 Small Seconds
MSRP $5,590
STGK031
Grand SeikoSTGK031
MSRP $6,600

At a glance

10 of 29 specs differ
Diameter
Autark K2 Small Seconds39.5mm
STGK03130mm
Power Reserve
Autark K2 Small Seconds72h
STGK03150h
Water Resistance
Autark K2 Small Seconds100m
STGK031100m
MSRP
Autark K2 Small Seconds$5,590
STGK031$6,600

Full specifications

Case

5 specs
Diameter
39.5mm
30mm
Thickness
8.8mm
10.5mm
Lug-to-Lug
48.3mm
36.2mm
Lug Width
22mm
15mm
Material
Titanium
Stainless Steel

Crystal & Dial

2 specs
AR Coating
No
Yes
Lume
Super-LumiNova
None

Movement

2 specs
Caliber
Horage K2
9S27
Power Reserve
72h
50h

Pricing

1 specs
MSRP
$5,590
$6,600

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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 K2 Small Seconds

Owners and reviewers widely praise Horage's technical capabilities and enthusiast-driven approach, with one owner highlighting the brand's craftsmanship, reliability, and value. The Horage Autark K2 Small Seconds features a Grade 5 titanium case and bracelet praised for being lightweight and comfortable for daily wear, offering 100 meters of water resistance and a 72-hour power reserve. Accuracy is rated within -4/+6 seconds per day. On balance, owners and reviewers rate the Horage Autark K2 Small Seconds highly for its technical innovation and value proposition.

Grand Seiko STGK031

Grand Seiko STGK031 owners widely praise its subtle, light pink dial that shifts to appear white or silver depending on lighting, its refined 30mm case size, and its simple elegance. Some find the 30mm sizing perfect for wearability, with one owner noting it is ideal for those who find 38mm watches too large. The Zaratsu polishing is also a noted strength. However, the Calibre 9S27 movement has a 50-hour power reserve and an accuracy range of +8 to -3 seconds per day, which some consider modest for the price. On balance, owners and reviewers rate the Grand Seiko STGK031 highly for its versatile dial and refined 30mm case.

From video reviewers

The 50-hour power reserve of the Calibre 9S27 movement is a shared strength. The 36mm lug-to-lug measurement is a weakness. Reviewers disagreed on the premium feel of the polished stainless steel case and bracelet compared to Zaratsu polishing.

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