Side by side

Horage Omnium K2vsGrand Seiko SLGW005

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

Omnium K2
HorageOmnium K2
MSRP $5,140
SLGW005
Grand SeikoSLGW005
MSRP $9,700

At a glance

11 of 29 specs differ
Diameter
Omnium K237.3mm
SLGW00538.8mm
Power Reserve
Omnium K272h
SLGW00580h
Water Resistance
Omnium K2100m
SLGW00530m
MSRP
Omnium K2$5,140
SLGW005$9,700

Full specifications

Case

5 specs
Diameter
37.3mm
38.8mm
Thickness
7.95mm
10.4mm
Lug-to-Lug
43.8mm
43.7mm
Lug Width
20mm
19mm
Water Resistance
100m
30m

Crystal & Dial

2 specs
AR Coating
No
Yes
Lume
Super-LumiNova
None

Movement

3 specs
Caliber
Horage K2
9SA4
Type
Automatic
Manual
Power Reserve
72h
80h

Pricing

1 specs
MSRP
$5,140
$9,700

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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.

Grand Seiko SLGW005

The Grand Seiko SLGW005 is lauded for its faithful recreation of the 1968 45GS, featuring a desirable double-signed dial and a beautifully finished case adhering to the Grammar of Design. It is powered by the new 9SA4 manual-winding, high-beat movement, offering an 80-hour power reserve and a mean daily rate of -3/+5 seconds. Owners consider it a "gloriously perfect" and "pure and elegant expression" of Grand Seiko's strengths, with one owner preferring its creamy dial over a more pronounced beige found on other models. Overall, owners and reviewers rate the Grand Seiko SLGW005 highly for its elegant design and impressive high-beat movement.

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