Side by side

Grand Seiko SBGY011vsSpinnaker Dumas GMT

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

SBGY011
Grand SeikoSBGY011
MSRP $8,800
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

13 of 29 specs differ
Diameter
SBGY01140mm
Dumas GMT44mm
Power Reserve
SBGY01172h
Dumas GMT40h
Water Resistance
SBGY011100m
Dumas GMT300m
MSRP
SBGY011$8,800
Dumas GMT$399

Full specifications

Case

7 specs
Category
Dress
GMT
Diameter
40mm
44mm
Thickness
10.5mm
15mm
Lug-to-Lug
46.2mm
48mm
Lug Width
19mm
22mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Blue

Movement

3 specs
Caliber
9R31
Seiko NH34A
Type
Spring Drive
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$8,800
$399

Follow this matchup

Get a note when Grand Seiko SBGY011 vs Spinnaker Dumas GMT gets more votes, a community discussion, or a price drop. No account needed.

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 SBGY011

Grand Seiko SBGY011 owners praise its stunning, subtly textured white dial, with one owner describing its glide as very smooth and the dial itself as stunning in person. The Spring Drive movement is a key appeal, noted for its accuracy of +/- 1 second per day and a 72-hour power reserve. The 40mm stainless steel 44GS case is also a feature. One reviewer expressed a preference for a bracelet over the included crocodile strap. Overall, owners and reviewers highlight the Grand Seiko SBGY011's exceptional dial aesthetics and Spring Drive accuracy as its primary strengths.

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.

Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.