Certina DS Action Diver ChronovsSeiko Prospex Sea Save the Ocean Special Edition

lug2lug doesn't sell watches. Buy links open the brand's or seller's own site. Some links are affiliate links: lug2lug may earn a commission at no extra cost to you. Disclosures
Measurements
Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

DS Action Diver Chrono

Prospex Sea Save the Ocean Special Edition
Diameter
44.6mm
45mm
Lug-to-Lug
52.6mm
47.7mm
lowest
Thickness
16.2mm
13.2mm
lowest
Water Resistance
300m
highest
200m
Power Reserve
n/a
41h
MSRP
$2,219
$625
lowest
Movement
Tissot Valjoux A05.231
Seiko 4R36
Case
5 specsCrystal & Dial
2 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Certina DS Action Diver Chrono for its excellent value and high-end feel, with many considering it one of the best Swiss or Japanese divers under $2000. Reviewers and owners alike highlight its robust build, attractive design, and well-finished case, with some preferring the contrast of the steel version for readability. One owner notes the chronograph totaliser lacks lume, and another finds the 21mm lug width inconvenient for strap changes. The Certina DS Action Diver Chrono is powered by the Tissot Valjoux A05.231 automatic movement and has a 68-hour power reserve, though one owner mentions a low reserve requiring daily winding if not worn extensively. Overall, owners rate the Certina DS Action Diver Chrono highly for its exceptional quality and value at its price point.
The Seiko Prospex Sea Save the Ocean Special Edition is widely praised for its exceptional and unique dial designs, often described as a highlight with wave patterns, lagoon hues, or even manta rays, offering a "Grand Seiko feel" at a regular Seiko price. Owners and reviewers consistently note the attractive color combinations and textured appearances, making it a standout feature. The watch is generally considered solidly built and good value, with satisfactory lume and smooth bezel operation. However, the bracelet and clasp are frequently criticized as underwhelming, rattly, and lacking a convenient diver's extension, a common complaint across several Seiko models. Some owners also express a desire for exhibition casebacks or note potential quality control issues such as misaligned bezels or day/date wheels. Overall, owners and reviewers rate the Seiko Prospex Sea Save the Ocean Special Edition highly for its visually striking and unique dial designs at an accessible price point.
Similar watches
Matched to the watches above on size, movement, style and price, microbrands first. Open any one to dig in.
Also compared
Comparisons nearby in the catalog: alternatives to the watches above paired against the matchup.









