Spinnaker Spence 300vsYema Superman Gilt CMM.10

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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 Spence 300 at true scale

Spence 300

Yema Superman Gilt CMM.10 at true scale

Superman Gilt CMM.10

Diameter

40mm

39mm

Lug-to-Lug

48mm

n/a

Thickness

11.5mm

11.3mm

lowest

Water Resistance

300m

300m

MSRP

$650

lowest

$1,699

Movement

Seiko NH35

Yema CMM.10

Case

4 specs
Diameter
40mm
39mm
Thickness
11.5mm
11.3mm
Lug-to-Lug
48mm
n/a
Lug Width
20mm
19mm

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Aquamarine
Black

Movement

1 specs
Caliber
Seiko NH35
Yema CMM.10

Pricing

1 specs
MSRP
$650
$1,699
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Reviews

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

Spinnaker Spence 300

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.

From video reviewers

The watch's thin 10.9mm profile for a 300m diver is a key strength. No shared weakness was identified.

Yema Superman Gilt CMM.10

The Yema Superman Gilt CMM.10 is widely praised for its comfortable, slim wearability and captivating gilt-accented sunburst dial, with owners frequently selecting it for daily wear. Reviewers highlight its in-house CMM.10 automatic movement, noting impressive accuracy regulated to +5/-3 seconds per day and a 70-hour power reserve. Some owners express a preference for versions without gold accents, and the bracelet's articulation is noted as potentially unsuitable for smaller wrists, though a 39mm case option is available. Overall, owners and reviewers rate the Yema Superman Gilt CMM.10 highly for its elegant vintage design and comfortable, slim wearability at its price point.

From video reviewers

The bezel action is smooth and precise. The water resistance rating was considered insufficient for a dive watch.