Side by side

Grand Seiko SBGA375vsGrand Seiko SBGM221

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

SBGA375
Grand SeikoSBGA375
MSRP $5,600
SBGM221
Grand SeikoSBGM221
MSRP $5,400

At a glance

8 of 29 specs differ
Diameter
SBGA37540mm
SBGM22139.5mm
Power Reserve
SBGA37572h
SBGM22172h
Water Resistance
SBGA375100m
SBGM22130m
MSRP
SBGA375$5,600
SBGM221$5,400

Full specifications

Case

5 specs
Category
Dress
GMT
Diameter
40mm
39.5mm
Thickness
12.5mm
13.7mm
Lug-to-Lug
46.2mm
46.9mm
Water Resistance
100m
30m

Movement

2 specs
Caliber
9R65
9S66
Type
Spring Drive
Automatic

Pricing

1 specs
MSRP
$5,600
$5,400

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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 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.

Grand Seiko SBGM221

Grand Seiko SBGM221 is widely praised for its exceptional dial finish, highly polished hands and indices, and elegant design. Owners consistently highlight the stunning craftsmanship, with specific mention of the up to 11 hand-polished facets on its rectangular markers. The reliable 9S66 movement is noted for its 72-hour power reserve and true GMT functionality, tested beyond Chronometer specifications. Some enthusiasts desire a bidirectional 24-hour bezel, which the Grand Seiko SBGM221 lacks, and its 13.7mm thickness and 19mm lug width are noted as potential limitations. On balance, owners rate the Grand Seiko SBGM221 highly for its exquisite finishing and elegant, comfortable design.

From video reviewers

The SBGM221 is praised for its value within the Grand Seiko lineup. The lug width is cited as a weakness.

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