Side by side

Citizen Atomic Perpetual A-TvsGrand Seiko SBGP015

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

SBGP015
Grand SeikoSBGP015
MSRP $3,800

At a glance

9 of 29 specs differ
Diameter
Atomic Perpetual A-T41mm
SBGP01540mm
Power Reserve
Atomic Perpetual A-T40h
SBGP01540h
Water Resistance
Atomic Perpetual A-T200m
SBGP015200m
MSRP
Atomic Perpetual A-T
SBGP015$3,800

Full specifications

Case

4 specs
Category
Pilot
Diver
Diameter
41mm
40mm
Thickness
12mm
12.4mm
Lug-to-Lug
46mm
47.1mm

Crystal & Dial

2 specs
AR Coating
Underside
Yes
Dial Color
Blue
Black

Movement

2 specs
Caliber
H800
9F85
Type
Solar
Quartz

Pricing

1 specs
MSRP
$3,800

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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.

Citizen Atomic Perpetual A-T

Owners widely praise the Citizen Atomic Perpetual A-T for its handsome appearance, solid fit and finish, comfortable bracelet, and intuitive world time function. Its perpetual calendar and atomic timekeeping are highlighted as major conveniences, maintaining accuracy within 0.5 seconds even without syncing, and owners appreciate its "set & forget" nature and solar charging. The watch features a modest, stylish blue dial with delicate design details and a clutter-free layout, along with high water resistance without a screw-down crown and light titanium construction. Some find the dial unnecessarily busy, and its time zone functionality is noted as less useful outside the US, with atomic sync being less compelling below the equator. Accuracy is reported as +/-15 seconds per month if not syncing, but +/-0 seconds if it syncs via radio signal. Some find the watch a bit on the large side.

Grand Seiko SBGP015

Owners widely praise the Grand Seiko SBGP015 for its stupendous, substantial, and classy versatility, with reviewers noting the dial print is exceptionally sharp, casting shadows under light. The Grand Seiko 9F85 quartz movement is lauded for its excellent timekeeping, with one owner purchasing it as a grab-and-go option. The watch is listed for £1900. Overall, owners rate the Grand Seiko SBGP015 highly for its sharp dial print and the accuracy of its 9F85 quartz movement.

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