Side by side

Grand Seiko SBGH349vsSpinnaker Dumas GMT

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

SBGH349
Grand SeikoSBGH349
MSRP $7,800
Dumas GMT
SpinnakerDumas GMT
MSRP $399

At a glance

12 of 29 specs differ
Diameter
SBGH34940mm
Dumas GMT44mm
Power Reserve
SBGH34955h
Dumas GMT40h
Water Resistance
SBGH349100m
Dumas GMT300m
MSRP
SBGH349$7,800
Dumas GMT$399

Full specifications

Case

7 specs
Category
Dress
GMT
Diameter
40mm
44mm
Thickness
13mm
15mm
Lug-to-Lug
46.6mm
48mm
Lug Width
20mm
22mm
Material
Titanium
316L Stainless Steel
Water Resistance
100m
300m

Crystal & Dial

2 specs
AR Coating
Yes
Inner
Dial Color
Black
Blue

Movement

2 specs
Caliber
9S85
Seiko NH34A
Power Reserve
55h
40h

Pricing

1 specs
MSRP
$7,800
$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 SBGH349

The Grand Seiko SBGH349 "Icefall" is widely praised for its stunning, deeply finished light blue dial, sharp case lines, and lightweight 40mm titanium construction. Owners and reviewers consistently highlight its understated, over-engineered finishing and practical yet obsessive build, making it suitable for daily wear and special occasions. The 13mm thickness is noted to work well with the 40mm case size, softened by the titanium material. The watch houses the automatic hi-beat 9S85 movement, offering a 55-hour power reserve and magnetic resistance of 4,800 A/m, with accuracy rated at +5 to -3 seconds per day. One reviewer notes that while the five-row bracelet is visually impressive, its clasp lacks micro-adjustability. The Grand Seiko SBGH349 is priced at $7,400 or €8,000. Overall, owners and reviewers rate the Grand Seiko SBGH349 highly for its exceptional finishing and comfortable, lightweight titanium build.

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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