Spinnaker Dumas AutomaticvsSTEELDIVE SD1974C

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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.

Spinnaker Dumas Automatic at true scale

Dumas Automatic

STEELDIVE SD1974C at true scale

SD1974C

Diameter

44mm

43.8mm

Lug-to-Lug

48mm

46.8mm

lowest

Thickness

15mm

13.5mm

lowest

Water Resistance

300m

highest

200m

MSRP

$239

$138

lowest

Movement

Seiko NH35

Seiko NH35

Case

6 specs
Diameter
44mm
43.8mm
Thickness
15mm
13.5mm
Lug-to-Lug
48mm
46.8mm
Lug Width
22mm
n/a
Material
316L Stainless Steel
Stainless Steel
Water Resistance
300m
200m

Crystal & Dial

1 specs
Dial Color
Blue
n/a

Pricing

1 specs
MSRP
$239
$138
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Reviews

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

Spinnaker Dumas Automatic

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.

STEELDIVE SD1974C

Owners widely praise the STEELDIVE SD1974C for its exceptional value and robust build, with multiple reports of successful deep dives and no water ingress issues. The watch features excellent lume, with one owner noting it glows red and another praising its all-night performance, though there is some confusion regarding the specific luminous material used. The 43.8mm case is described as wearing well due to its shape, and the knurling, bracelet polishing, and circular indices are highlighted as positive design elements. One owner found the glossy dial challenging for photography. Overall, owners rate the STEELDIVE SD1974C highly for its impressive value and reliable performance, especially considering its accessible price point.