Grand Seiko SBGP015vsSequent SolarCharger

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Grand Seiko SBGP015 at true scale

SBGP015

Sequent SolarCharger at true scale

SolarCharger

Diameter

40mm

40.9mm

Lug-to-Lug

47.1mm

lowest

47.5mm

Thickness

12.4mm

lowest

12.9mm

Water Resistance

200m

highest

50m

MSRP

$3,800

$710

lowest

Movement

Grand Seiko 9F85

Sequent SC 2.3

Case

6 specs
Diameter
40mm
40.9mm
Thickness
12.4mm
12.9mm
Lug-to-Lug
47.1mm
47.5mm
Lug Width
20mm
22mm
Material
Stainless Steel
Resin
Water Resistance
200m
50m

Crystal & Dial

3 specs
AR Coating
Yes
n/a
Dial Color
n/a
White
Lume
None
SuperLuminova

Movement

3 specs
Caliber
Grand Seiko 9F85
Sequent SC 2.3
Type
Quartz
Solar
Power Reserve
0h
n/a

Pricing

1 specs
MSRP
$3,800
$710
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Grand Seiko SBGP015

Owners widely praise the Grand Seiko SBGP015 for its exceptional dial print, which casts sharp shadows under light, and its versatility, classiness, and substantial feel. The Grand Seiko 9F85 quartz movement is noted for excellent timekeeping, with one owner purchasing it as a grab-and-go option. The watch is 40mm with 200m water resistance. Overall, owners rate the Grand Seiko SBGP015 highly for its sharp dial print and reliable quartz movement.

From video reviewers

The high accuracy of the Caliber 9F85 quartz movement is a significant strength. Reviewers noted the movement's ±10 seconds per year accuracy. The limited 100-meter water resistance was cited as a potential drawback.

Sequent SolarCharger

Owners widely praise the Sequent SolarCharger for its astonishing, essentially unlimited battery life due to its large solar dial and kinetic charging, with one user reporting only two charges in a year. The comfortable, lightweight design is also a frequently cited positive. However, some owners express disappointment with inaccurate heart rate and GPS tracking in sport modes, and one user reported spots appearing on the sapphire crystal. Overall, owners rate the Sequent SolarCharger highly for its groundbreaking battery technology and comfortable wearability, despite some concerns regarding sport tracking accuracy.