Side by side

Grand Seiko SBGD228vsSpinnaker Dumas GMT

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

SBGD228
Grand SeikoSBGD228
MSRP $273,000
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

13 of 29 specs differ
Diameter
SBGD22844.5mm
Dumas GMT44mm
Power Reserve
SBGD228192h
Dumas GMT40h
Water Resistance
SBGD228100m
Dumas GMT300m
MSRP
SBGD228$273,000
Dumas GMT$399

Full specifications

Case

7 specs
Category
Chronograph
GMT
Diameter
44.5mm
44mm
Thickness
14.4mm
15mm
Lug-to-Lug
52mm
48mm
Lug Width
23mm
22mm
Material
Gold
316L Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Blue

Movement

3 specs
Caliber
9R01
Seiko NH34A
Type
Spring Drive
Automatic
Power Reserve
192h
40h

Pricing

1 specs
MSRP
$273,000
$399

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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 SBGD228

The Grand Seiko SBGD228 is a limited edition luxury watch featuring a rose gold case, a red mother-of-pearl dial with garnets and diamonds, and the 8-day Spring Drive Caliber 9R01, noted for its accuracy of ±10 seconds per month. Owners are divided on its aesthetic, with some finding it stunning and elegant, while others consider it too "bling" and gaudy, though all acknowledge it is eye-catching. On balance, owners and reviewers acknowledge the Grand Seiko SBGD228's striking and opulent design, supported by its exclusive movement and luxurious materials.

Spinnaker Dumas GMT

Owners praise the Spinnaker Dumas GMT's satisfying lume, including on the crown, and good finishing, with one owner finding it wears well on a 17cm wrist. The watch features a Seiko NH34A GMT movement and a blue gradient dial. Reviewers note its 44mm diameter and 209g weight on the bracelet make it unsuitable for smaller wrists.

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