Side by side

Grand Seiko SBGP009vsSeiko Diamond Collection

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

SBGP009
Grand SeikoSBGP009
MSRP $3,100
Diamond Collection
SeikoDiamond Collection
MSRP $525

At a glance

8 of 29 specs differ
Diameter
SBGP00940mm
Diamond Collection30mm
Power Reserve
SBGP00940h
Diamond Collection40h
Water Resistance
SBGP009100m
Diamond Collection50m
MSRP
SBGP009$3,100
Diamond Collection$525

Full specifications

Case

5 specs
Diameter
40mm
30mm
Thickness
10.6mm
6.3mm
Lug-to-Lug
47mm
36.5mm
Lug Width
20mm
5mm
Water Resistance
100m
50m

Crystal & Dial

1 specs
AR Coating
Yes
Inner

Movement

1 specs
Caliber
9F85
7N01

Pricing

1 specs
MSRP
$3,100
$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 SBGP009

Grand Seiko SBGP009 owners note its "normal quartz" movement, and one owner criticizes the bracelet for lacking a taper. One owner cites a 40-year-old Seiko quartz watch that has only required battery changes as evidence of the reliability of Grand Seiko's quartz movements. On balance, owners value the Grand Seiko SBGP009 for its perceived long-term reliability.

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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