Side by side

Hamilton Jazzmaster Gent QuartzvsGrand Seiko SBGX355

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

Jazzmaster Gent Quartz
HamiltonJazzmaster Gent Quartz
MSRP $745
SBGX355
Grand SeikoSBGX355
MSRP $4,100

At a glance

10 of 29 specs differ
Diameter
Jazzmaster Gent Quartz40mm
SBGX35537mm
Power Reserve
Jazzmaster Gent Quartz40h
SBGX35540h
Water Resistance
Jazzmaster Gent Quartz50m
SBGX355100m
MSRP
Jazzmaster Gent Quartz$745
SBGX355$4,100

Full specifications

Case

6 specs
Diameter
40mm
37mm
Thickness
10.2mm
10.6mm
Lug-to-Lug
46mm
44.6mm
Lug Width
20mm
19mm
Material
Stainless Steel
Titanium
Water Resistance
50m
100m

Crystal & Dial

2 specs
AR Coating
Inner
Yes
Dial Color
Blue
Black

Movement

1 specs
Caliber
F06.111
9F62

Pricing

1 specs
MSRP
$745
$4,100

Follow this matchup

Get a note when Hamilton Jazzmaster Gent Quartz vs Grand Seiko SBGX355 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.

Hamilton Jazzmaster Gent Quartz

Owners widely praise the Hamilton Jazzmaster Gent Quartz for its dressier, unique aesthetic, with specific admiration for the dark, iridescent dial and the machine-work on the minute markers. The 40mm size is considered suitable for smaller wrists, though lug-to-lug measurements are debated. Some owners find the open-heart dial busy and difficult to read due to silver lines resembling hands, and the skeleton version is also noted for excessive branding. The H-20-S movement in the skeleton model is thought to have a 42-hour power reserve. Overall, owners appreciate the Hamilton Jazzmaster Gent Quartz for its distinctive mid-century modern design and detailed finishing.

Grand Seiko SBGX355

The Grand Seiko SBGX355 is widely praised for its beautiful dial, excellent finishing, and perfect 37mm size. Owners report unparalleled accuracy from the 9F62 quartz movement, rated to within 10 seconds per year. The high-intensity titanium case and 100m water resistance are noted features. Some consider the SBGX355 a "baby Snowflake" and a more accessible alternative to other models. Overall, owners and reviewers rate the Grand Seiko SBGX355 highly for its iconic Snowflake dial and exceptional quartz accuracy in a wearable 37mm case.

From video reviewers

The titanium case finishing is a significant strength. The deployant clasp is noted as prone to rattle. Reviewers disagree on the ideal case size for everyday wear.

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.