Side by side

Horage Revolution 3 MicroRegvsGrand Seiko SBGA375

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
SBGA375
Grand SeikoSBGA375
MSRP $5,600

At a glance

10 of 29 specs differ
Diameter
Revolution 3 MicroReg41mm
SBGA37540mm
Power Reserve
Revolution 3 MicroReg72h
SBGA37572h
Water Resistance
Revolution 3 MicroReg100m
SBGA375100m
MSRP
Revolution 3 MicroReg$5,320
SBGA375$5,600

Full specifications

Case

4 specs
Diameter
41mm
40mm
Thickness
10.05mm
12.5mm
Lug-to-Lug
48.22mm
46.2mm
Lug Width
22mm
19mm

Crystal & Dial

2 specs
AR Coating
No
Yes
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Horage K2
9R65
Type
Automatic
Spring Drive
Power Reserve
72h
72h

Pricing

1 specs
MSRP
$5,320
$5,600

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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 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.

Grand Seiko SBGA375

Grand Seiko SBGA375 owners praise its classic, subtle design and the engineering of its Spring Drive movement, with one noting it "does not fail to deliver what they are known for." The dial offers good legibility, with polished side bevels on the hour markers catching light well. However, one owner scuffed the bezel within a week, and another questioned if a lug was missing. Overall, owners rate the Grand Seiko SBGA375 highly for its refined design and movement engineering, signaling discerning taste.

From video reviewers

The Spring Drive movement's smooth sweep is a key strength. The bracelet's taper and clasp were cited as areas for improvement.

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