Blancpain Bathyscaphe Chronographe Flyback Ocean Commitment IvsCertina DS-2 Chronograph Automatic

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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.

Blancpain Bathyscaphe Chronographe Flyback Ocean Commitment I at true scale

Bathyscaphe Chronographe Flyback Ocean Commitment I

Certina DS-2 Chronograph Automatic at true scale

DS-2 Chronograph Automatic

Diameter

43.6mm

43.4mm

Lug-to-Lug

n/a

48.4mm

Thickness

15.3mm

15.3mm

Water Resistance

300m

highest

200m

Power Reserve

50h

n/a

MSRP

$26,400

$2,454

lowest

Movement

F385

A05.231

Case

6 specs
Diameter
43.6mm
43.36mm
Lug-to-Lug
n/a
48.38mm
Lug Width
n/a
20mm
Material
Ceramic
Stainless Steel
Finish
Ceramic
n/a
Water Resistance
300m
200m

Crystal & Dial

1 specs
Dial Color
n/a
n/a

Movement

2 specs
Caliber
F385
A05.231
Power Reserve
50h
0h

Pricing

1 specs
MSRP
$26,400
$2,454
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Reviews

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

Blancpain Bathyscaphe Chronographe Flyback Ocean Commitment I

The Blancpain Bathyscaphe Chronographe Flyback Ocean Commitment I is praised for its handsome design, excellent fit and finishing, and technically forward-looking F385 movement with a flyback complication. Owners report complete satisfaction, with one noting the watch met all their requirements. The ceramic case with a stealthy grey, brushed finish and the mesmerising blue sunburst dial with matte subdials and icy blue lume markers are standout features. Some reviewers prefer a blue bezel over the gunmetal grey. One owner finds the $21,000 price tag overpriced and the design generic. On balance, owners and reviewers rate the Blancpain Bathyscaphe Chronographe Flyback Ocean Commitment I highly for its striking design and superb finishing.

Certina DS-2 Chronograph Automatic

The Certina DS-2 Chronograph Automatic is widely praised for its vintage-inspired design, attractive dial options, and strong value proposition. Owners and reviewers highlight its retro tonneau case, bicompax layout with tachymeter and telemeter scales, and good dial legibility. The watch is powered by the automatic ETA A05.231 movement, offering a 68-hour power reserve and 200m water resistance. Some owners find the 43.36mm case wears comfortably due to its dimensions and short lugs, while others note that the NATO strap can make the watch sit high and feel top-heavy. One reviewer criticized the leather strap's clasp as uncomfortably sharp. Overall, owners and reviewers rate the Certina DS-2 Chronograph Automatic highly for its compelling vintage aesthetic and excellent value.

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