Side by side

Horage Omnium K2vsSeiko King Seiko KSK

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

Omnium K2
HorageOmnium K2
MSRP $5,140
King Seiko KSK
SeikoKing Seiko KSK
MSRP $2,000

At a glance

12 of 29 specs differ
Diameter
Omnium K237.3mm
King Seiko KSK38.3mm
Power Reserve
Omnium K272h
King Seiko KSK72h
Water Resistance
Omnium K2100m
King Seiko KSK100m
MSRP
Omnium K2$5,140
King Seiko KSK$2,000

Full specifications

Case

4 specs
Diameter
37.3mm
38.3mm
Thickness
7.95mm
11.7mm
Lug-to-Lug
43.8mm
46mm
Lug Width
20mm
19mm

Crystal & Dial

4 specs
Crystal Shape
Flat
Box
AR Coating
No
Anti-reflective coating on inner surface
Dial Color
Green
Black
Lume
Super-LumiNova
LumiBrite on Hands

Movement

3 specs
Caliber
Horage K2
6R55
Power Reserve
72h
72h
Jewels
25
24

Pricing

1 specs
MSRP
$5,140
$2,000

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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 Omnium K2

The Horage Omnium K2 is lauded for its slim 7.95mm profile and chronometer-certified K2 micro-rotor movement with a 72-hour power reserve. Reviewers note its technical innovation, including a proprietary silicon escapement and modular K1 movement, and praise its value. However, some find the molded, luminous hour numerals too whimsical, and the explicit mention of "silicon escapement" on the dial is considered unnecessary. On balance, reviewers rate the Horage Omnium K2 highly for its technical innovation and slim profile at its price point.

Seiko King Seiko KSK

Owners and reviewers widely praise the King Seiko KSK's sharp, faceted case design and harmonious mid-century aesthetic. Its compact 38.1mm or 37mm size and slim 10.7mm thickness are noted as highly wearable. However, accuracy is a point of contention, with one reviewer reporting a wide range of +25 to -15 seconds per day for the 6R31 movement, while others criticize the standard 6R movement as too thick and a departure from the brand's history. Water resistance is consistently cited as limited to 50 meters, and one owner reported misaligned screws on the caseback and clasp. On balance, owners and reviewers find the King Seiko KSK appealing for its design and wearability, though the movement choice and accuracy are significant drawbacks for some.

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