Casio EFB-730DvsTrintec CoPilot Chronograph Black Quartz
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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

CoPilot Chronograph Black Quartz
Diameter
40mm
42mm
Lug-to-Lug
47mm
lowest
54mm
Thickness
11mm
lowest
15mm
Water Resistance
100m
100m
MSRP
$165
lowest
$400
Movement
Quartz
Miyota OS20
Case
5 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 praise the Trintec CoPilot Chronograph / Black / Quartz for its comfortable rubber strap, clean dial, and bright lume. One owner notes the pilot's chronograph design suits a larger dial, finding the 41mm size less ideal. The watch was purchased for $250, sought for its durability and water resistance. Overall, owners rate the Trintec CoPilot Chronograph / Black / Quartz well for its bright lume and comfortable strap at the price.
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