Side by side

Spinnaker Challenger AutomaticvsSeiko Prospex Sea PADI Special Edition

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

Challenger Automatic
SpinnakerChallenger Automatic
MSRP $289
Prospex Sea PADI Special Edition
SeikoProspex Sea PADI Special Edition
MSRP $650

At a glance

11 of 29 specs differ
Diameter
Challenger Automatic42mm
Prospex Sea PADI Special Edition45mm
Power Reserve
Challenger Automatic40h
Prospex Sea PADI Special Edition41h
Water Resistance
Challenger Automatic200m
Prospex Sea PADI Special Edition200m
MSRP
Challenger Automatic$289
Prospex Sea PADI Special Edition$650

Full specifications

Case

4 specs
Diameter
42mm
45mm
Thickness
19mm
13.2mm
Lug-to-Lug
49.5mm
47.7mm
Material
316L Stainless Steel
Stainless Steel

Crystal & Dial

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

Movement

3 specs
Caliber
SII NH35A
4R36
Power Reserve
40h
41h
Jewels
25
24

Pricing

1 specs
MSRP
$289
$650

Follow this matchup

Get a note when Spinnaker Challenger Automatic vs Seiko Prospex Sea PADI Special Edition gets more votes, a community discussion, or a price drop. No account needed.

What people say

Owners + reviewers, side by side

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

Spinnaker Challenger Automatic

The Spinnaker Challenger Automatic is widely praised for its fun, playful design, solid build quality, and satisfying bezel action. Owners appreciate the comfortable 42mm DLC-coated case and the thoughtful integration of the Popeye theme, with the character serving as the hour and minute hands. Reviewers note the reliable Seiko NH35 movement and 300m water resistance. Some owners find the blue lume weaker than expected, and the ultra-domed sapphire crystal presents challenges for photography. The thick rubber strap is also cited as difficult to manage. Overall, owners and reviewers rate the Spinnaker Challenger Automatic highly for its unique character integration and solid dive watch fundamentals 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.

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.

Adjacent matchups

People also compared

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