Side by side

Orient M-Force AC0LvsSeiko 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 M-Force AC0L

Orient M-Force AC0L owners widely praise its robust build, distinctive neo-retro design, and excellent value, with many highlighting its mirror and satin finishing that enhances its angular case. Reviewers and owners alike commend its modern specifications, including a sapphire crystal and ISO certification for shock resistance and anti-magnetism, positioning it as a durable beater watch. Accuracy figures vary, with one owner reporting +3/-2 seconds per day and another noting +12 seconds per day, while some find the stock bracelet's quality and clasp disappointing. Low-light legibility and lume are considered poor by some, and a wobbly crown has been reported by a few owners. On balance, owners and reviewers rate the Orient M-Force AC0L highly for its durable construction and unique design at its price point.

Seiko Prospex Sea PADI Special Edition

Owners widely praise the Seiko Prospex Sea PADI Special Edition for its robust build quality, excellent bezel action, and strong lume that performs well in low light. Reviewers note specific models feature attractive dials, such as the jewel-toned teal with a water pattern or a deep dark blue gradient. Some owners highlight the comfortable wearability and solid bracelets. The 4R36 movement is mentioned with a 41-hour power reserve, while the 6R55 movement offers a 72-hour power reserve and a stated accuracy of +25/-15 seconds per day. One owner finds the multi-lingual date function and divers extension difficult to use, and bracelet adjustment can be initially frustrating. On balance, owners and reviewers rate the Seiko Prospex Sea PADI Special Edition highly for its dive watch functionality and attractive dial designs.

At a glance

13 of 29 specs differ
Diameter
M-Force AC0L45mm
Prospex Sea PADI Special Edition45mm
Power Reserve
M-Force AC0L40h
Prospex Sea PADI Special Edition41h
Water Resistance
M-Force AC0L200m
Prospex Sea PADI Special Edition200m
MSRP
M-Force AC0L$605
Prospex Sea PADI Special Edition$650

Full specifications

Case

2 specs
Lug-to-Lug
52mm
47.7mm
Lug Width
20mm
22mm

Crystal & Dial

3 specs
AR Coating
Underside
Anti-reflective coating on inner surface
Dial Color
Black
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

7 specs
Caliber
F6727
4R36
Beat Rate
21,600 vph
0 vph
Power Reserve
40h
41h
Jewels
22
24
Hacking
Yes
No
Hand-winding
Yes
No
Complications
Date
None

Pricing

1 specs
MSRP
$605
$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 M-Force AC0L 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.