Momentum Sea Quartz 30 Eclipse - Combined ListingvsMomentum Sea Quartz 30 Heritage - Black Dial [38mm]
![Sea Quartz 30 Heritage - Black Dial [38mm]](/_next/image?url=%2Fimages%2Fwatches%2Fmomentum--sea-quartz-30-heritage-black-dial.png%3Fv%3D1792313182506&w=1536&q=60)
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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.

Sea Quartz 30 Eclipse - Combined Listing
![Momentum Sea Quartz 30 Heritage - Black Dial [38mm] at true scale](/_next/image?url=%2Fimages%2Fwatches%2Fmomentum--sea-quartz-30-heritage-black-dial.png%3Fv%3D1792313182506&w=1536&q=60)
Sea Quartz 30 Heritage - Black Dial [38mm]
Diameter
42mm
38mm
Lug-to-Lug
n/a
43mm
Thickness
12.6mm
n/a
Water Resistance
300m
300m
MSRP
$329
lowest
$339
Movement
Seiko VS43
Quartz
Case
4 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Momentum Sea Quartz 30 Eclipse for its solid build, comfortable wearability, legibility, and value, with many noting its tank-like construction and attractive vintage-inspired design. The watch is frequently commended for its good lume, sapphire crystal, and overall fit and finish, with one owner reporting durability over eighteen months of use. The Seiko VS43 solar quartz movement powers the watch. Some owners are split on the second-hand alignment, with multiple reports of it hitting between markers, and a few find the bezel action stiff with some backplay or slipperiness. Overall, owners and reviewers rate the Momentum Sea Quartz 30 Eclipse highly for its fun, vintage-inspired dive watch experience at an affordable price.
Owners widely praise the Momentum Sea Quartz 30 Heritage - Black Dial [38mm] for its comfortable 38mm wearability and attractive, vintage-inspired dial design. Reviewers and owners alike highlight its legibility, bright lume, and solid construction, with one owner noting the bezel loosened up with use. The watch features a Swiss quartz movement and is assembled in Canada and the US, priced at $295. Some owners report the seconds hand falling between markers, a trait common in less expensive quartz movements, and one reviewer noted a distracting gap in the day/date window. Overall, owners rate the Momentum Sea Quartz 30 Heritage - Black Dial [38mm] highly for its fun design and comfortable wearability at its price point.
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