Side by side

Grand Seiko SBGX355vsSeiko Diamond Collection

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

SBGX355
Grand SeikoSBGX355
MSRP $4,100
Diamond Collection
SeikoDiamond Collection
MSRP $525

At a glance

9 of 29 specs differ
Diameter
SBGX35537mm
Diamond Collection30mm
Power Reserve
SBGX35540h
Diamond Collection40h
Water Resistance
SBGX355100m
Diamond Collection50m
MSRP
SBGX355$4,100
Diamond Collection$525

Full specifications

Case

6 specs
Diameter
37mm
30mm
Thickness
10.6mm
6.3mm
Lug-to-Lug
44.6mm
36.5mm
Lug Width
19mm
5mm
Material
Titanium
Stainless Steel
Water Resistance
100m
50m

Crystal & Dial

1 specs
AR Coating
Yes
Inner

Movement

1 specs
Caliber
9F62
7N01

Pricing

1 specs
MSRP
$4,100
$525

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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 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.

Seiko Diamond Collection

The Seiko Diamond Collection is widely praised by owners for its stunning beauty, featuring 14 diamonds, a mother-of-pearl dial, and a two-tone color scheme. Reviewers note its dial is difficult to capture in photos and that its fit and finish suggest excellent value, especially when purchased on sale. One owner describes the gold plating on the bracelet showing some fading from desk work, and its gold tone may not suit all tastes. Overall, owners rate the Seiko Diamond Collection highly for its striking aesthetics and perceived value.

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