Dumoreau DM01vsLe Forban Sécurité Mer La Rochelaise

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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.

Dumoreau DM01 at true scale

DM01

Le Forban Sécurité Mer La Rochelaise at true scale

La Rochelaise

Diameter

38.6mm

39mm

Lug-to-Lug

46.7mm

46mm

lowest

Thickness

9.8mm

lowest

11.4mm

Water Resistance

100m

150m

highest

Power Reserve

42h

42h

Movement

Miyota 9039

Miyota 9039

Case

6 specs
Diameter
38.6mm
39mm
Thickness
9.75mm
11.4mm
Lug-to-Lug
46.72mm
46mm
Lug Width
22.7mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
100m
150m

Crystal & Dial

1 specs
Dial Color
Turquoise
n/a

Movement

1 specs
Power Reserve
42h
42h
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Reviews

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

Dumoreau DM01

The Dumoreau DM01 is widely praised for its sophisticated design and value, featuring a 38.6mm case that reviewers find well-proportioned for most wrists. Owners highlight the beauty of its copper and blue dials, with one noting the unique grenade-patterned dial. Some community members observe design influences from iconic Genta sports watches, while others find the lettering on the copper dial lacks legibility due to insufficient contrast. On balance, owners and reviewers rate the Dumoreau DM01 highly for its refined aesthetic and unique dial execution at its price point.

Le Forban Sécurité Mer La Rochelaise

Le Forban Sécurité Mer La Rochelaise is praised for its well-considered 39mm geometry that allows it to wear thin, its use of a no-date Miyota 9039 movement without a ghost position, and its overall compelling package for the price. Owners consistently highlight its vintage proportions, excellent legibility, and comfortable wearability, with one owner noting it runs within COSC specifications. The inner rotating bezel is described as original, and the ocean-green dial is a point of appreciation, with one owner receiving many compliments. The price of €740 on strap and €790 on bracelet is considered on the higher end for revived microbrands, though not unreasonable, with some owners feeling it is too expensive for a Miyota movement. Criticisms include a desire for more signature on the secondary crown and a dislike for the red seconds hand from multiple owners.

From video reviewers

The compressor case design is a shared strength. Reviewers did not agree on a specific weakness.