Side by side

Citizen Atomic Perpetual A-TvsSternglas Naos XL

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

Naos XL
SternglasNaos XL
MSRP $237

At a glance

12 of 29 specs differ
Diameter
Atomic Perpetual A-T41mm
Naos XL42mm
Power Reserve
Atomic Perpetual A-T40h
Naos XL
Water Resistance
Atomic Perpetual A-T200m
Naos XL50m
MSRP
Atomic Perpetual A-T
Naos XL$237

Full specifications

Case

5 specs
Category
Pilot
Sport
Diameter
41mm
42mm
Thickness
12mm
6.6mm
Lug-to-Lug
46mm
47mm
Water Resistance
200m
50m

Crystal & Dial

2 specs
AR Coating
Underside
Inner
Dial Color
Blue

Movement

4 specs
Caliber
H800
Miyota 9U15
Type
Solar
Quartz
Power Reserve
40h
Jewels
25

Pricing

1 specs
MSRP
$237

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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.

Sternglas Naos XL

Owners widely praise the Sternglas Naos XL for its versatile Bauhaus design, domed sapphire crystal, and value, with some finding its larger size comfortable and refined for its price. However, opinions are split on its aesthetic appeal, with one owner finding the hands and face underwhelming, while others appreciate the minimalistic dial. The date font is noted as too small to be useful by one owner, and the stock strap is generally considered basic or prone to wear. Accuracy figures vary, with one owner reporting a Miyota movement running fast and another noting +13 seconds per day. Overall, owners rate the Sternglas Naos XL highly for its Bauhaus aesthetics and affordability, despite some reservations about the movement and strap.

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