Side by side

Hamilton Jazzmaster Viewmatic AutovsGrand Seiko SBGA375

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

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 Viewmatic Auto

Owners widely praise the Hamilton Jazzmaster Viewmatic Auto for its classic yet modern aesthetic, comfortable 37mm size suitable for smaller wrists, and superb case finishing for the price. The textured silver dial and subtle blue hands are noted as appealing details, and the watch is seen as versatile for both casual and formal wear. Accuracy is reported as impressive, with some owners observing deviations of only 1-2 seconds per day. One owner noted a discrepancy in the stated case thickness, with Hamilton listing 10.10mm. On balance, owners rate the Hamilton Jazzmaster Viewmatic Auto highly for its excellent value and versatile, classic design.

Grand Seiko SBGA375

Grand Seiko SBGA375 owners praise its classic, subtle design and the engineering of its Spring Drive movement, with one noting it "does not fail to deliver what they are known for." The dial offers good legibility, with polished side bevels on the hour markers catching light well. However, one owner scuffed the bezel within a week, and another questioned if a lug was missing. Overall, owners rate the Grand Seiko SBGA375 highly for its refined design and movement engineering, signaling discerning taste.

From video reviewers

The Spring Drive movement's smooth sweep is a key strength. The bracelet's taper and clasp were cited as areas for improvement.

At a glance

10 of 29 specs differ
Diameter
Jazzmaster Viewmatic Auto40mm
SBGA37540mm
Power Reserve
Jazzmaster Viewmatic Auto80h
SBGA37572h
Water Resistance
Jazzmaster Viewmatic Auto50m
SBGA375100m
MSRP
Jazzmaster Viewmatic Auto$995
SBGA375$5,600

Full specifications

Case

4 specs
Thickness
10.8mm
12.5mm
Lug-to-Lug
0mm
46.2mm
Lug Width
20mm
19mm
Water Resistance
50m
100m

Crystal & Dial

2 specs
AR Coating
Yes
Dial Color
Black

Movement

3 specs
Caliber
H-10
9R65
Type
Automatic
Spring Drive
Power Reserve
80h
72h

Pricing

1 specs
MSRP
$995
$5,600
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