Side by side

Grand Seiko SBGR321vsHorage Supersede Dual Time

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

SBGR321
Grand SeikoSBGR321
MSRP $5,200
Supersede Dual Time
HorageSupersede Dual Time
MSRP $6,710

At a glance

13 of 29 specs differ
Diameter
SBGR32140mm
Supersede Dual Time39.5mm
Power Reserve
SBGR32172h
Supersede Dual Time72h
Water Resistance
SBGR321100m
Supersede Dual Time200m
MSRP
SBGR321$5,200
Supersede Dual Time$6,710

Full specifications

Case

6 specs
Category
Dress
GMT
Diameter
40mm
39.5mm
Thickness
13mm
9.85mm
Lug-to-Lug
46.6mm
46.29mm
Lug Width
20mm
22mm
Water Resistance
100m
200m

Crystal & Dial

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

Movement

3 specs
Caliber
9S65
Horage K2
Power Reserve
72h
72h
Complications
None
Dual Time

Pricing

1 specs
MSRP
$5,200
$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 SBGR321

Grand Seiko SBGR321 owners and reviewers widely praise its attractive design, compelling dimensions, and robust movement. The watch features sharp case lines with contrasting brushing and polishing, a 40mm steel case that provides presence without bulk, and 100m water resistance. Its sunburst blue dial, inspired by the dawn sky over Mount Iwate, showcases Grand Seiko's signature finishing on applied markers and hands, with a red-tipped seconds hand. The 9S65 automatic movement is noted for its precision, running within specifications, with one source reporting a +5 to -3 seconds a day rate and a 3-day power reserve. A blue rotor with a crimson rim, also inspired by Mount Iwate, is visible through the display caseback. On balance, owners and reviewers rate the Grand Seiko SBGR321 highly for its exceptional finishing and compelling blue dial design at its price point.

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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