Casio EFB-730DvsTrintec CoPilot Chronograph Stainless 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 Stainless 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 appreciate the Trintec CoPilot Chronograph / Stainless / Quartz for its utilitarian pilot style, clean dial, and bright lume, fitting needs for an inexpensive, water-resistant watch. The watch is priced at $250 and features a comfortable strap. Some owners feel the pilot's chronograph design suits a larger dial. Overall, owners rate the Trintec CoPilot Chronograph / Stainless / Quartz highly for its value and functional pilot aesthetic.
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