Certina DS Action Diver 40.5mm Powermatic 80vsCrafter Blue Mechanic Ocean Mark II

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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 40.5mm Powermatic 80 at true scale

DS Action Diver 40.5mm Powermatic 80

Crafter Blue Mechanic Ocean Mark II at true scale

Mechanic Ocean Mark II

Diameter

40.5mm

41mm

Lug-to-Lug

45.0mm

n/a

Thickness

13.2mm

lowest

13.5mm

Water Resistance

300m

300m

Power Reserve

80h

n/a

MSRP

$1,032

n/a

Movement

POWERMATIC 80.611

Miyota 9015

Case

4 specs
Diameter
40.5mm
41mm
Thickness
13.22mm
13.5mm
Lug-to-Lug
45.01mm
n/a
Lug Width
19mm
22mm

Crystal & Dial

1 specs
Dial Color
n/a
White

Movement

2 specs
Caliber
POWERMATIC 80.611
Miyota 9015
Power Reserve
80h
n/a

Pricing

1 specs
MSRP
$1,032
n/a
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Reviews

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

Certina DS Action Diver 40.5mm Powermatic 80

Owners and reviewers widely praise the Certina DS Action Diver 40.5mm Powermatic 80 for its exceptional value, robust build quality, and ISO 6425 certification, with many highlighting its precise Powermatic 80.611 movement and excellent legibility. The watch is frequently lauded for its vibrant sunburst dials, clean design with gilt accents, and the smooth action of its engraved ceramic bezel. Some owners note the 40.5mm case's 14mm thickness as substantial, and a few find the end links do not perfectly align with the case, while others report accuracy between 3-6 seconds per day. Overall, owners and reviewers rate the Certina DS Action Diver 40.5mm Powermatic 80 highly for its impressive quality and value proposition in the dive watch market.

Crafter Blue Mechanic Ocean Mark II

The Crafter Blue Mechanic Ocean Mark II is widely praised for its sophisticated design and value, appearing more expensive than its $449 price. Reviewers highlight its well-executed 120-click bezel, applied indices with BGW9 Super-LumiNova, and tidy case finishing. The watch features a Miyota 9015 automatic movement with a 42-hour power reserve, though accuracy is noted as not being the most precise. Owners report potential fit issues due to the 51.5mm lug-to-lug distance, which can make the 41mm case wear larger and feel uncomfortable on smaller wrists. One owner experienced a strap mismatch and unhelpful customer service. Overall, owners and reviewers rate the Crafter Blue Mechanic Ocean Mark II highly for its sophisticated appearance and robust build at its price point, despite potential sizing concerns for some wrists.

From video reviewers

The watch features a reliable Seiko NH35 automatic movement and a comfortable 41mm case size. Reviewers suggest adding bevels to soften hard edges and improve bezel action.