Casio EFB-730DvsBoldr Field Medic
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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

Field Medic
Diameter
40mm
38mm
Lug-to-Lug
47mm
44mm
lowest
Thickness
11mm
lowest
12.2mm
Water Resistance
100m
200m
highest
MSRP
$165
lowest
$299
Movement
Quartz
Seiko VK64
Case
8 specsCrystal & Dial
3 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 widely praise the Boldr Field Medic for its toolish aesthetic, lightweight titanium case, and functional pulsometer, making it a practical and versatile choice for medical professionals. Many appreciate its crisp finishing and robust build, with one owner noting it remains "rock solid" despite heavy use. The lume is described as cool and bright but fades quickly, and some find the pulsometer more decorative than practical, preferring a continuously running seconds hand. While generally considered well-sized at 38mm, a few owners find it a bit small. Overall, owners rate the Boldr Field Medic highly for its excellent value and functionality as a dedicated tool watch.
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