Side by side

Citizen Atomic Perpetual A-TvsDryden Heartlander Automatic

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

Heartlander Automatic
DrydenHeartlander Automatic
MSRP $600

At a glance

10 of 29 specs differ
Diameter
Atomic Perpetual A-T41mm
Heartlander Automatic38mm
Power Reserve
Atomic Perpetual A-T40h
Heartlander Automatic40h
Water Resistance
Atomic Perpetual A-T200m
Heartlander Automatic101m
MSRP
Atomic Perpetual A-T
Heartlander Automatic$600

Full specifications

Case

4 specs
Category
Pilot
Field
Diameter
41mm
38mm
Thickness
12mm
11.2mm
Water Resistance
200m
101m

Crystal & Dial

3 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Underside
Inner
Dial Color
Blue
Goldfinch

Movement

2 specs
Caliber
H800
Miyota 9039
Type
Solar
Automatic

Pricing

1 specs
MSRP
$600

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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.

Dryden Heartlander Automatic

The Dryden Heartlander Automatic is widely praised for its versatility, comfortable 38mm case that wears smaller than its dimensions suggest, and excellent dial variety. Reviewers highlight its value at $500, noting good finishing, a domed sapphire crystal, and 100m water resistance. The tapering bracelet with solid links is also considered comfortable. One owner notes the crown may protrude slightly and irritate some wearers. On balance, owners and reviewers rate the Dryden Heartlander Automatic highly for its combination of wearability, features, and value.

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