Casio EFB-730DvsKnot Watches CC-39ABK

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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.

Casio EFB-730D at true scale

EFB-730D

Knot Watches CC-39ABK at true scale

CC-39ABK

Diameter

40mm

39mm

Lug-to-Lug

47mm

n/a

Thickness

11mm

9mm

lowest

Water Resistance

100m

highest

30m

MSRP

$165

lowest

$188

Movement

Quartz

Seiko YM91

Case

7 specs
Diameter
40mm
39mm
Thickness
11mm
9mm
Lug-to-Lug
47mm
n/a
Lug Width
n/a
18mm
Material
Stainless Steel
316L Stainless Steel
Finish
n/a
n/a
Water Resistance
100m
30m

Crystal & Dial

2 specs
AR Coating
No
n/a
Dial Color
Black
White

Movement

2 specs
Caliber
n/a
Seiko YM91
Power Reserve
n/a
0h

Pricing

1 specs
MSRP
$165
$188
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Reviews

Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.

Casio EFB-730D

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.

Knot Watches CC-39ABK

Knot Watches Knot Timepiece CC-39ABK owners praise its Bauhaus-style design and attractive price point, with one owner calling it an awesome chronograph for $35 USD and another noting Seiko-like finishing. The blue dial is described as captivating, and the watch is appreciated for its Japanese origin and exclusivity. Owners find it very light with a soft, ready-to-wear leather strap, and value the ability to customize the face and strap. One owner reported disappointment with the strap and engraving quality, while another noted the lugs are a little thick, possibly due to the interchangeable strap system. Overall, owners rate the Knot Watches Knot Timepiece CC-39ABK highly for its aesthetic appeal and value.

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