Invicta Pro Diver 23678vsSpinnaker Spence 300
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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.

Pro Diver 23678

Spence 300
Diameter
40mm
40mm
Lug-to-Lug
n/a
48mm
Thickness
n/a
11.5mm
Water Resistance
200m
300m
highest
MSRP
n/a
$650
Movement
Seiko NH35
Seiko NH35
Case
4 specsCrystal & Dial
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Invicta Pro Diver 23678 for its exceptional value, with its 40mm case size frequently noted as a comfortable fit. The Seiko NH35 automatic movement is a standard feature, and the watch includes a screw-down crown and 200m water resistance. While one owner reports a loose, non-clicking bezel and significant time loss, another owner specifically praises the bezel's 120 clicks and satisfying feel. The luminescence is considered poor by one owner, though the exhibition caseback is a noted feature. Overall, owners rate the Invicta Pro Diver 23678 highly for its strong value proposition and capable build at its price point.
Owners widely praise the Spinnaker Spence 300 for its slim 10.9mm case and 40mm diameter, offering a comfortable and versatile wear. Reviewers and owners alike highlight its value, with some seeing it as a budget alternative to more expensive dive watches. The watch features a Seiko NH35 automatic movement and 300m water resistance. However, some community members find the dial printing and bracelet finishing to be less refined, and a few suggest other brands offer better value at similar price points. On balance, owners and reviewers rate the Spinnaker Spence 300 highly for its impressive case dimensions and overall value proposition.
The watch's thin 10.9mm profile for a 300m diver is a key strength. No shared weakness was identified.
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