Casio GMD-B300vsCitizen AN8190-51L
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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.

GMD-B300

AN8190-51L
Diameter
43.8mm
42mm
Lug-to-Lug
46.4mm
n/a
Thickness
12mm
n/a
Water Resistance
200m
highest
100m
MSRP
$135
lowest
$233
Movement
Quartz
0520
Case
8 specsCrystal & Dial
2 specsMovement
2 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Casio GMD-B300 for its comfortable, modern design and connectivity features, with one reviewer highlighting its value at a $120 price point. The watch is noted for its gender-neutral appearance and good legibility with usable buttons. However, some users find the display's aesthetic clashes with the case design, and one owner mentions it can feel a bit thick. The Casio GMD-B300 lacks solar charging, requiring battery replacement every two to three years, and the step tracker cannot be disabled. On balance, owners and reviewers rate the Casio GMD-B300 highly for its modern design and connectivity at an accessible price.
Owners widely praise the Citizen AN8190-51L as offering significant value for its price, with its 10 ATM water resistance highlighted as a practical feature for activities like swimming. One owner notes its aesthetic appeal and competitive pricing, drawing comparisons to other Citizen models. Overall, owners rate the Citizen AN8190-51L highly for its strong value proposition and practical water resistance.
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