Side by side

Horage Revolution 3 MicroRegvsSeiko King Seiko KSK

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

Revolution 3 MicroReg
HorageRevolution 3 MicroReg
MSRP $5,320
King Seiko KSK
SeikoKing Seiko KSK
MSRP $2,000

At a glance

11 of 29 specs differ
Diameter
Revolution 3 MicroReg41mm
King Seiko KSK38.3mm
Power Reserve
Revolution 3 MicroReg72h
King Seiko KSK72h
Water Resistance
Revolution 3 MicroReg100m
King Seiko KSK100m
MSRP
Revolution 3 MicroReg$5,320
King Seiko KSK$2,000

Full specifications

Case

4 specs
Diameter
41mm
38.3mm
Thickness
10.05mm
11.7mm
Lug-to-Lug
48.22mm
46mm
Lug Width
22mm
19mm

Crystal & Dial

3 specs
Crystal Shape
Flat
Box
AR Coating
No
Anti-reflective coating on inner surface
Lume
Super-LumiNova
LumiBrite on Hands

Movement

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

Pricing

1 specs
MSRP
$5,320
$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 Revolution 3 MicroReg

The Horage Revolution 3 MicroReg showcases an innovative external micro-adjustment system for on-the-fly regulation via electromagnetic pulse, a remarkable feat of micro-engineering. This proof-of-concept prototype is still in early development, with a projected launch in late summer 2026 and a founder's price of CHF 3,900. On balance, reviewers highlight the revolutionary regulation technology as the defining characteristic of the Horage Revolution 3 MicroReg.

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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