Casio EFV-540DvsDryden Chrono Diver Series 1

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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 EFV-540D at true scale

EFV-540D

Dryden Chrono Diver Series 1 at true scale

Chrono Diver Series 1

Diameter

43.8mm

42mm

Lug-to-Lug

48.5mm

lowest

49mm

Thickness

11.6mm

lowest

13.5mm

Water Resistance

100m

101m

highest

MSRP

n/a

$349

Movement

Quartz

Quartz

Case

6 specs
Diameter
43.8mm
42mm
Thickness
11.6mm
13.5mm
Lug-to-Lug
48.5mm
49mm
Lug Width
n/a
22mm
Water Resistance
100m
101m
Caseback
Screw Lock Back
n/a

Crystal & Dial

3 specs
Crystal
Mineral
Domed Sapphire
Dial Color
Black
Steel
Indices
Applied batons with blue lacquer fill
n/a

Movement

3 specs
Caliber
n/a
n/a
Power Reserve
n/a
0h
Complications
Chronograph, Date, 24-hour subdial
None

Pricing

1 specs
MSRP
n/a
$349
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Reviews

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

Casio EFV-540D

Owners widely praise the Casio EFV-540D for its substantial wrist presence and sporty, large dial design, with one owner noting it still functions like new after a year of wear. The watch is built to last and features outer dial numbering. One owner finds the dial too busy and considers the Casio EFV-540D expensive for its price point, though still recommends it for those who appreciate its aesthetic. Overall, owners rate the Casio EFV-540D highly for its durable build and significant wrist presence.

Dryden Chrono Diver Series 1

The Dryden Chrono Diver Series 1 is a 42mm mechaquartz chronograph with a sapphire crystal and 100m water resistance. Owners note that the chronograph hand may not reset perfectly to zero, a characteristic of the VK63 movement. The case features polished chamfers on the upper lugs, and the watch utilizes Swiss Superluminova BGW9. It has been listed for sale at prices ranging from $150 to $255 and includes two straps. Overall, owners appreciate the Dryden Chrono Diver Series 1 for its classic design and value, despite the common VK63 chronograph reset quirk.

From video reviewers

The Seiko VK63 mechaquartz movement is a shared strength, noted for its instant reset and sweeping chronograph hand. The bezel action and water resistance were considered standard for the price point.

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