Side by side

Grand Seiko SBGA375vsHorage Supersede Dual Time

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

SBGA375
Grand SeikoSBGA375
MSRP $5,600
Supersede Dual Time
HorageSupersede Dual Time
MSRP $6,710

At a glance

14 of 29 specs differ
Diameter
SBGA37540mm
Supersede Dual Time39.5mm
Power Reserve
SBGA37572h
Supersede Dual Time72h
Water Resistance
SBGA375100m
Supersede Dual Time200m
MSRP
SBGA375$5,600
Supersede Dual Time$6,710

Full specifications

Case

6 specs
Category
Dress
GMT
Diameter
40mm
39.5mm
Thickness
12.5mm
9.85mm
Lug-to-Lug
46.2mm
46.29mm
Lug Width
19mm
22mm
Water Resistance
100m
200m

Crystal & Dial

3 specs
AR Coating
Yes
No
Dial Color
Black
Denim Blue
Lume
None
Super-LumiNova

Movement

4 specs
Caliber
9R65
Horage K2
Type
Spring Drive
Automatic
Power Reserve
72h
72h
Complications
None
Dual Time

Pricing

1 specs
MSRP
$5,600
$6,710

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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.

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.

Horage Supersede Dual Time

The Horage Supersede Dual Time is widely praised for its technically impressive, 98% in-house micro-rotor GMT movement, thin 10mm case, and 39.5mm size, along with excellent finishing and a comfortable bracelet. Owners also note its robust 200m water resistance and 904L steel construction. Some reviewers find the GMT sub-dial illegible, and one owner reported a bezel alignment issue requiring repair, while another flagged the date setting as potentially confusing. The $8,000 price point is considered high by some, though others view it as exceptional value for the movement and build quality. On balance, owners and reviewers rate the Horage Supersede Dual Time highly for its innovative micro-rotor GMT movement and high level of finishing at its price point.

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