Side by side

Horage Autark K2 Small SecondsvsSeiko King Seiko KSK

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
King Seiko KSK
SeikoKing Seiko KSK
MSRP $1,900

At a glance

12 of 29 specs differ
Diameter
Autark K2 Small Seconds39.5mm
King Seiko KSK36.1mm
Power Reserve
Autark K2 Small Seconds72h
King Seiko KSK72h
Water Resistance
Autark K2 Small Seconds100m
King Seiko KSK100m
MSRP
Autark K2 Small Seconds$5,590
King Seiko KSK$1,900

Full specifications

Case

5 specs
Diameter
39.5mm
36.1mm
Thickness
8.8mm
11.6mm
Lug-to-Lug
48.3mm
43mm
Lug Width
22mm
19mm
Material
Titanium
Stainless Steel

Crystal & Dial

3 specs
Crystal Shape
Flat
Box
AR Coating
No
Anti-reflective coating on inner surface
Lume
Super-LumiNova
LumiBrite on hands and index(es)

Movement

3 specs
Caliber
Horage K2
6R51
Power Reserve
72h
72h
Jewels
25
24

Pricing

1 specs
MSRP
$5,590
$1,900

Follow this matchup

Get a note when Horage Autark K2 Small Seconds vs Seiko King Seiko KSK gets more votes, a community discussion, or a price drop. No account needed.

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.

Seiko King Seiko KSK

The King Seiko KSK is widely praised for its refined finishing, with owners and reviewers noting its sharp case, faceted lugs, and well-executed dial indices, often comparing its polishing favorably to Grand Seiko. Enthusiasts appreciate its slim, retro design, with some stating it wears smaller than its official size due to the cushion case and close-to-the-wrist feel. The use of the slimline Calibre 6L35 movement is seen as an upgrade, maintaining the watch's slender profile, though some owners express concern over the price point and the perceived value of the movement. Accuracy figures vary, with one owner reporting +5 to +7 seconds per day, while another notes +15/-10 seconds per day. Some owners have noted minor quality control issues such as misaligned screws or a burr on a hand. On balance, owners and reviewers rate the King Seiko KSK highly for its exceptional case and dial finishing at its price point.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.