Side by side

Grand Seiko SBGP009vsSeiko Astron GPS Solar 2024 Limited Edition

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

SBGP009
Grand SeikoSBGP009
MSRP $3,100
Astron GPS Solar 2024 Limited Edition
SeikoAstron GPS Solar 2024 Limited Edition
MSRP $2,300
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 Astron GPS Solar 2024 Limited Edition

The Seiko Astron GPS Solar 2024 Limited Edition is widely praised for its light and thin wearability, with owners highlighting its comfortable 39mm size and titanium construction. Reviewers and owners alike commend its excellent lume application, clear and legible dial, and subtle gold accents. The watch offers automatic GPS time adjustment for global time and location updates, a perpetual calendar, and a six-month power reserve, eliminating battery changes. Some owners, however, find its dial too shiny for maximum versatility and note that its size wears larger than its dimensions suggest, making it less of a daily driver for some. A minor point of contention for some is the chapter ring alignment, which was noted as slightly imperfect. Overall, owners and reviewers rate the Seiko Astron GPS Solar 2024 Limited Edition highly for its blend of high-tech functionality, comfortable wearability, and attractive design.

At a glance

11 of 29 specs differ
Diameter
SBGP00940mm
Astron GPS Solar 2024 Limited Edition41.2mm
Power Reserve
SBGP00940h
Astron GPS Solar 2024 Limited Edition40h
Water Resistance
SBGP009100m
Astron GPS Solar 2024 Limited Edition100m
MSRP
SBGP009$3,100
Astron GPS Solar 2024 Limited Edition$2,300

Full specifications

Case

6 specs
Category
Dress
GMT
Diameter
40mm
41.2mm
Thickness
10.6mm
12mm
Lug-to-Lug
47mm
48.5mm
Lug Width
20mm
14mm
Material
Stainless Steel
Titanium

Crystal & Dial

2 specs
AR Coating
Yes
Super-clear coating
Lume
None
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
9F85
3X62
Jewels
25
10

Pricing

1 specs
MSRP
$3,100
$2,300
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