Side by side

Grand Seiko SBGZ011vsSpinnaker Dumas GMT

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

SBGZ011
Grand SeikoSBGZ011
MSRP $84,000
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

13 of 29 specs differ
Diameter
SBGZ01140mm
Dumas GMT44mm
Power Reserve
SBGZ01184h
Dumas GMT40h
Water Resistance
SBGZ01130m
Dumas GMT300m
MSRP
SBGZ011$84,000
Dumas GMT$399

Full specifications

Case

7 specs
Category
Dress
GMT
Diameter
40mm
44mm
Thickness
9.6mm
15mm
Lug-to-Lug
45.2mm
48mm
Lug Width
19mm
22mm
Material
Platinum
316L Stainless Steel
Water Resistance
30m
300m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Blue

Movement

3 specs
Caliber
9R02
Seiko NH34A
Type
Spring Drive
Automatic
Power Reserve
84h
40h

Pricing

1 specs
MSRP
$84,000
$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 SBGZ011

Grand Seiko SBGZ011 owners widely praise its in-person beauty and the finest Zaratsu polishing, noting that photos do not capture its artistry. Some owners find the framed logo and lettering detract from the dial's balance, and a few describe the watch as too flashy or "bling" for their taste, with one owner feeling its design deviates from Grand Seiko's ethos. The strap is also widely disliked. Overall, owners rate the Grand Seiko SBGZ011 highly for its stunning Zaratsu polishing and unique, beautiful in-person presence, despite some finding it overly flashy.

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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