Side by side

Grand Seiko SBGP009vsSeiko Prospex SPEEDTIMER

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

SBGP009
Grand SeikoSBGP009
MSRP $3,100
Prospex SPEEDTIMER
SeikoProspex SPEEDTIMER
MSRP $2,200
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 Prospex SPEEDTIMER

Owners widely praise the Seiko Prospex SPEEDTIMER for its unique dial colors and vintage-inspired design, with many appreciating its compact 39mm case size and 100m or 200m water resistance. Reviewers and owners note the V192 solar movement’s power reserve indicator and its reliability, though some owners express a preference for automatic movements. One owner finds the $700 price for a solar quartz model expensive, while another criticizes the €860 price point and desires a thinner case and a bracelet with quick-release or micro-adjustment. On balance, owners and reviewers appreciate the Seiko Prospex SPEEDTIMER for its distinctive aesthetic and versatile wearability, despite some reservations about its price and case thickness.

At a glance

10 of 29 specs differ
Diameter
SBGP00940mm
Prospex SPEEDTIMER42mm
Power Reserve
SBGP00940h
Prospex SPEEDTIMER40h
Water Resistance
SBGP009100m
Prospex SPEEDTIMER100m
MSRP
SBGP009$3,100
Prospex SPEEDTIMER$2,200

Full specifications

Case

4 specs
Category
Dress
Chronograph
Diameter
40mm
42mm
Thickness
10.6mm
12.9mm
Lug-to-Lug
47mm
49.6mm

Crystal & Dial

3 specs
Crystal Shape
Flat
Curved
AR Coating
Yes
Super-clear coating
Lume
None
LumiBrite on hands and index(es)

Movement

2 specs
Caliber
9F85
5X83
Jewels
25
14

Pricing

1 specs
MSRP
$3,100
$2,200
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