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Spinnaker Dumas Automatic
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Spinnaker · Dumas

Spinnaker Dumas Automatic

Diver

$239Some sold out

26 matched eBay listings

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Case

Diameter
44mm
Thickness
15mm
Lug-to-lug
48mm
Lug width
22mm
Material
316L Stainless Steel
Water resistance
300m

Crystal & dial

Crystal
Sapphire
Dial color
Blue

Movement

Caliber
Seiko NH35
Type
Automatic

Seiko

Seiko's third-party supply version of the 4R35, sold to external watch brands and modders worldwide. Adds hacking and hand-winding over the 7S26 it effectively replaced. The NH35 has become the default automatic movement for watch modding and microbrand watches, thanks to its low cost, reliability, and wide availability of compatible parts including dials, hands, and cases in the Seiko-compatible format.

Design language

Case shape
round
Dial style
matte
Bezel
rotating
Bracelet
lug-attached
Hands
baton

AI-detected from the product image

Dumas collection · 2 watches

Dumas GMT
Dumas GMT44mm

11 colorways

Alternatives

Market

Retail$239

The forum market

See what sellers are asking.

Active listings1Across watch forums
Closed · 90d0Asking-price history

Browse forum listings and their asking prices. Market+ adds the weekly trend.

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Community

“

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.

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