Casio EFB-730DvsStraton Classic Driver MKII
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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.

EFB-730D

Classic Driver MKII
Diameter
40mm
40mm
Lug-to-Lug
47mm
lowest
48mm
Thickness
11mm
lowest
12.5mm
Water Resistance
100m
200m
highest
MSRP
$165
lowest
$299
Movement
Quartz
Miyota 6S21
Case
6 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 EFB-730D for its 40mm size, which is considered perfect for smaller to medium wrists and versatile for strap changes with its 20mm lug width. The subtle sunburst blue dial is noted as classy and better in person than in photos, and the overall finish is considered quite good for the price. Some owners find the constantly running central seconds hand impractical, while others appreciate its straightforward Casio quartz reliability and value around $150. One owner reported the second hand sticking on the minute hand, and another found the 47mm lug-to-lug measurement wore larger than expected. Overall, owners rate the Casio EFB-730D highly for its comfortable wearability and attractive design at the price point.
Owners appreciate the Straton Classic Driver MKII's panda dial, 40mm case size, sapphire crystal with anti-AR coating, and vintage font. Some owners find the bracelet's end link angle and fit subpar, and the overall finish feels comparable to a $275 watch. The watch wears slightly larger than other 40mm models, which was a concern for one owner with a smaller wrist. On balance, owners find the Straton Classic Driver MKII to be a step up from entry-level microbrands, with its design elements being a key draw.
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