Spinnaker Dumas AutomaticvsZelos Hammerhead 2 1000m Bronze 'Slate Grey' NH35

Ref. hammerhead-2-1000m-bronze-slate-grey-nh35-launch-special·MSRP $449
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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.

Dumas Automatic

Hammerhead 2 1000m Bronze 'Slate Grey' NH35
Diameter
44mm
44mm
Lug-to-Lug
48mm
48mm
Thickness
15mm
lowest
17mm
Water Resistance
300m
1000m
highest
MSRP
$239
lowest
$449
Movement
Seiko NH35
Seiko NH35
Case
3 specsCrystal & Dial
1 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Spinnaker Dumas Automatic for its robust build quality, attractive textured blue dial, and excellent finishing for its price point. The watch is noted for its comfortable wearability, attributed to a short lug-to-lug distance, and owners report positive experiences with the Seiko NH35 movement. Some owners mention a mineral crystal instead of sapphire, a bracelet with a learning curve, and a crown that feels slightly small. Overall, owners rate the Spinnaker Dumas Automatic highly for its aesthetic appeal and solid construction at a fair price.
Owners praise the Zelos Hammerhead 2 1000m Bronze 'Slate Grey' NH35 for its distinctive, chunky look and strong value; one owner calls the lume exceptionally bright and great for the price, while another says the uneven minute-marker spacing is an acceptable design compromise. Reviewers call the $749 bronze version a well-made, exceptional-value diver with a sub-50mm lug-to-lug and a screw-down crown at four o'clock that aid wearability, though one reviewer finds the indices noticeably weaker in brightness and paint consistency than the bezel, hands and crown. Overall, owners and reviewers rate the Zelos Hammerhead 2 1000m Bronze 'Slate Grey' NH35 highly as an exceptional-value diver, with its bold design and strong value outweighing the inconsistent index lume.
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