Certina DS Action Diver ChronovsSeiko Prospex Sea PADI Special Edition

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Measurements

Catalog photos are all shot at the same flattering size. These aren't: every case below shares one millimeter scale.

Certina DS Action Diver Chrono at true scale

DS Action Diver Chrono

Seiko Prospex Sea PADI Special Edition at true scale

Prospex Sea PADI 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

$650

lowest

Movement

Tissot Valjoux A05.231

Seiko 4R36

Case

5 specs
Diameter
44.6mm
45mm
Thickness
16.17mm
13.2mm
Lug-to-Lug
52.58mm
47.7mm
Lug Width
21mm
22mm
Water Resistance
300m
200m

Crystal & Dial

2 specs
AR Coating
n/a
Anti-reflective coating on inner surface
Lume
None
LumiBrite on hands, index(es) and bezel

Movement

3 specs
Caliber
Tissot Valjoux A05.231
Seiko 4R36
Power Reserve
0h
41h
Jewels
0
24

Pricing

1 specs
MSRP
$2,219
$650
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Reviews

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

Certina DS Action Diver Chrono

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.

Seiko Prospex Sea PADI Special Edition

The Seiko Prospex Sea PADI Special Edition is widely praised for its excellent value and classic Seiko diver charm, with owners and reviewers highlighting its robust build quality, comfortable wearability, and strong functionality. The watch is noted for its accessible price point, offering a complete experience with a distinctive design and proven functionality. Specific praise is given to its excellent lume, which captures light easily, and its bezel action, described as smoother and more precise than some alternatives. However, some owners question the value of "special editions" in general. One owner noted that while the 45mm case size is substantial, it contributes to the watch's presence, and another found the multi-lingual date function and diver's extension difficult to use, with initial bracelet adjustment being frustrating. Overall, owners rate the Seiko Prospex Sea PADI Special Edition highly for its excellent value and robust build quality.

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