Casio EFB-730DvsZelos GT

GT
ZelosGT

Ref. gt-42mm-azzurro·MSRP $529

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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

Zelos GT at true scale

GT

Diameter

40mm

42mm

Lug-to-Lug

47mm

n/a

Thickness

11mm

10.8mm

lowest

Water Resistance

100m

100m

MSRP

$165

lowest

$529

Movement

Quartz

Miyota 9133

Case

6 specs
Diameter
40mm
42mm
Thickness
11mm
10.8mm
Lug-to-Lug
47mm
n/a
Lug Width
n/a
22mm
Material
Stainless Steel
316L Stainless Steel
Finish
n/a
n/a

Crystal & Dial

2 specs
AR Coating
No
n/a
Dial Color
Black
SS - Azzurro

Movement

3 specs
Caliber
n/a
Miyota 9133
Type
Quartz
Automatic
Power Reserve
n/a
0h

Pricing

1 specs
MSRP
$165
$529
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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.

Zelos GT

Owners widely praise the Zelos GT for its value and materials that exceed expectations, with particular appreciation for the power reserve meter and the superb 3-point micro-adjust bracelet. However, some owners find certain designs too aggressive or oversized, and one owner noted the dark green dial mostly appears black. The bracelet is described as extremely long, requiring significant link removal even for a 7.1-inch wrist. Overall, owners rate the Zelos GT highly for its value and bracelet adjustability at its price point.

From video reviewers

The dial's subtle light play and the inclusion of a Miyota 9133 movement with a power reserve indicator are noted strengths. Reviewers did not reach a consensus on any weaknesses.