BOLDR Supply Co. Field Medic IvsCasio EFB-730D
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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.

Field Medic I

EFB-730D
Diameter
38mm
40mm
Lug-to-Lug
44mm
lowest
47mm
Thickness
12.2mm
11mm
lowest
Water Resistance
200m
highest
100m
MSRP
$299
$165
lowest
Movement
Seiko VK64
Quartz
Case
7 specsCrystal & Dial
2 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the BOLDR Supply Co. Field Medic I for its rugged, lightweight titanium construction and attractive, compact 38mm case size, with many finding it suitable for daily wear and various activities. The Seiko VK64 mecaquartz movement is noted as a rugged chronograph, and the pulsometer is considered a fun, if not always practical, complication. Some owners find the bead-blasted titanium scratches easily and that the watch feels too light on the included NATO strap, which one user described as flimsy. The lume is reported by several reviewers as weak, and the sub-dials can be difficult to read due to their small size. On balance, owners rate the BOLDR Supply Co. Field Medic I highly for its durable build and unique design at its price point.
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.
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