Side by side

Citizen Atomic Perpetual A-TvsOrient 75th Anniversary RA-AC0Q12L30B

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

75th Anniversary RA-AC0Q12L30B
Orient75th Anniversary RA-AC0Q12L30B
MSRP $405
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.

Orient 75th Anniversary RA-AC0Q12L30B

The Orient 75th Anniversary RA-AC0Q12L30B is widely praised for its classy, dressy aesthetic, beautiful periwinkle or light blue sunray dial with deep-relief radial grooves, and crisp engraved bezel numerals, all within a compact 39.9mm to 40mm case. Owners consider it a great value, with some noting it looks better in person and is destined to become a classic, punching above its price point. One owner finds the dial color too feminine for a dive watch and considered the dial craftsmanship inferior to the Presage Cocktail series, while another flags the lack of lume as a drawback. The bracelet clasp and end links are consistently considered a weak point, and the steel case is noted as less rounded than other Orient divers. The watch features 200m water resistance and a 46.5mm lug-to-lug measurement. Overall, owners rate the Orient 75th Anniversary RA-AC0Q12L30B highly for its stunning dial and compact size at the price.

At a glance

11 of 29 specs differ
Diameter
Atomic Perpetual A-T41mm
75th Anniversary RA-AC0Q12L30B39.9mm
Power Reserve
Atomic Perpetual A-T40h
75th Anniversary RA-AC0Q12L30B40h
Water Resistance
Atomic Perpetual A-T200m
75th Anniversary RA-AC0Q12L30B200m
MSRP
Atomic Perpetual A-T
75th Anniversary RA-AC0Q12L30B$405

Full specifications

Case

4 specs
Category
Pilot
Diver
Diameter
41mm
39.9mm
Thickness
12mm
12.8mm
Lug-to-Lug
46mm
46.5mm

Crystal & Dial

1 specs
AR Coating
Underside
Inner

Movement

5 specs
Caliber
H800
F6722
Type
Solar
Automatic
Beat Rate
28,800 vph
21,600 vph
Jewels
25
22
Complications
None
Date

Pricing

1 specs
MSRP
$405
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