Side by side

Orient 75th Anniversary RA-AC0Q12L30BvsSeiko Prospex Sea PADI Special Edition

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

What people say

Owners + reviewers, side by side

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

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.

Seiko Prospex Sea PADI Special Edition

The Seiko Prospex Sea PADI Special Edition is widely praised for its attractive blue and red PADI colors, rich dial aesthetic, and excellent lume that stands out even in dim environments. Owners highlight its robust build quality and excellent bezel action, noting the wave dial is a favorite. However, the Hardlex crystal and the 4R36 movement's accuracy range of +45 to -35 seconds per day are identified as compromises for the price. Some owners find the diver's extension difficult to open and the bracelet adjustment challenging, though manageable. On balance, owners and reviewers rate the Seiko Prospex Sea PADI Special Edition highly for its build quality and striking dial design at its price point.

At a glance

14 of 29 specs differ
Diameter
75th Anniversary RA-AC0Q12L30B39.9mm
Prospex Sea PADI Special Edition41.7mm
Power Reserve
75th Anniversary RA-AC0Q12L30B40h
Prospex Sea PADI Special Edition41h
Water Resistance
75th Anniversary RA-AC0Q12L30B200m
Prospex Sea PADI Special Edition200m
MSRP
75th Anniversary RA-AC0Q12L30B$405
Prospex Sea PADI Special Edition$650

Full specifications

Case

3 specs
Diameter
39.9mm
41.7mm
Thickness
12.8mm
12.3mm
Lug-to-Lug
46.5mm
49.5mm

Crystal & Dial

3 specs
Crystal
Sapphire
Hardlex
Dial Color
Blue
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

7 specs
Caliber
Orient F6722
4R35
Beat Rate
21,600 vph
0 vph
Power Reserve
40h
41h
Jewels
22
23
Hacking
Yes
No
Hand-winding
Yes
No
Complications
Date
None

Pricing

1 specs
MSRP
$405
$650
Keep exploring

More watches worth a look

Matched to the watches above on size, movement, style and price — microbrands first. Open any one to dig in.

Follow this matchup

Get a note when Orient 75th Anniversary RA-AC0Q12L30B vs Seiko Prospex Sea PADI Special Edition gets more votes, a community discussion, or a price drop. No account needed.

Adjacent matchups

People also compared

Comparisons nearby in the catalog — alternatives to the watches above paired against the matchup.