Side by side

Citizen Atomic Perpetual A-TvsTissot PR 100

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

PR 100
TissotPR 100
MSRP $450

At a glance

13 of 29 specs differ
Diameter
Atomic Perpetual A-T41mm
PR 10036mm
Power Reserve
Atomic Perpetual A-T40h
PR 10040h
Water Resistance
Atomic Perpetual A-T200m
PR 100100m
MSRP
Atomic Perpetual A-T
PR 100$450

Full specifications

Case

6 specs
Category
Pilot
Chronograph
Diameter
41mm
36mm
Thickness
12mm
11.05mm
Lug-to-Lug
46mm
36mm
Lug Width
20mm
18mm
Water Resistance
200m
100m

Crystal & Dial

4 specs
AR Coating
Underside
Inner
Dial Color
Blue
White mother-of-pearl
Indices
Applied
Index
Lume
None
Super-LumiNova ®

Movement

2 specs
Caliber
H800
10 1/2 '''
Type
Solar
Quartz

Pricing

1 specs
MSRP
$450

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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.

Tissot PR 100

Owners widely praise the Tissot PR 100 for its excellent value, with specific mentions of its sapphire crystal, 100m water resistance, and the 80-hour power reserve of its Powermatic 80 movement. Reviewers and owners consistently highlight its pleasing winding action and strong lume. Accuracy figures for the Powermatic 80 COSC variants are reported as -2 seconds per day or +/- 1-2 seconds per day. Some owners note that the crystal attracts fingerprints and that the black finish on some bracelets can wear off after extended daily use. A single owner of a quartz model experienced a recurring issue where the watch stopped for periods weekly, which was not resolved by a battery replacement. Overall, owners and reviewers rate the Tissot PR 100 highly for its exceptional value and robust features, particularly its durable construction and reliable movements.

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