Duxot Henri Diver AutomaticvsFormex Reef 42 mm
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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.

Henri Diver Automatic

Reef 42 mm
Diameter
41mm
42mm
Lug-to-Lug
47mm
47mm
Thickness
15mm
11.4mm
lowest
Water Resistance
200m
300m
highest
Power Reserve
n/a
56h
MSRP
$310
lowest
$2,414
Movement
Seiko NH35
Sellita SW300-1
Case
5 specsCrystal & Dial
2 specsMovement
4 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Duxot Henri Diver Automatic for its accuracy, good fit, and value. One owner wishes the lume lasted longer, while another found the bracelet trash and flimsy. A similar model was noted to gain 2-3 minutes per hour after two months. On balance, owners rate the Duxot Henri Diver Automatic highly for its value and accuracy, despite some concerns about bracelet quality and lume longevity.
The brass wave dial with applied Super Luminous indices delivers striking visual depth and reliable on-wrist legibility across all lighting conditions. The 41mm case with 47mm lug-to-lug proportions and Japanese automatic movement balance compact wearability with robust 20 ATM water resistance, though the 15mm thickness reads substantial for its diameter.
Owners widely praise the Formex Reef 42 mm for its comfortable bracelet with a micro-adjust clasp and its overall build and finish, with one owner strongly recommending it. Reviewers highlight its impressive wearability and versatility, noting the COSC-certified Sellita SW300-1 movement and well-finished bracelet. One owner found the lugs' taper hinders third-party strap fit and observed the seconds hand does not perfectly align with markers. On balance, owners and reviewers rate the Formex Reef 42 mm highly for its comfortable bracelet and solid build at its price point.
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