BOLDR Supply Co. Field Medic IVvsCasio EFV-650D
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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 IV

EFV-650D
Diameter
38mm
43.5mm
Lug-to-Lug
44mm
lowest
48.6mm
Thickness
12.2mm
11mm
lowest
Water Resistance
200m
highest
100m
MSRP
$299
$120
lowest
Movement
Seiko VK64
Quartz
Case
7 specsCrystal & Dial
3 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 IV for its lightweight, comfortable wearability, with many finding it an appealing daily driver due to its subtle camp and appearance. The 38mm case is noted as compact, and the pulsometer function is considered fun to use, even if not always practical. Some owners appreciate the lack of a ticking second hand, and the lume is described as "extremely cool" despite its short duration. However, the small sub-dials can be difficult to read, and the bead-blasted titanium case is flagged as a scratch magnet. One owner advises against the brand due to past issues with other models. On balance, owners rate the BOLDR Supply Co. Field Medic IV highly for its comfortable, lightweight wearability and unique pulsometer function.
Owners widely praise the Casio EFV-650D for its value, costing less than half of comparable models and including illumination. The chronograph layout is noted as different from typical chronographs, which some find affects the user experience despite an attractive look. The 43.5mm case size is considered intimidating by some for smaller wrists, with one owner questioning its suitability as a first chronograph. One owner finds the watch "sick" and is considering upgrading the mineral crystal to sapphire. Overall, owners rate the Casio EFV-650D highly for its value and illumination, despite some reservations about its chronograph layout and case size.
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