Dryden Chrono Diver Series 1vsHemel HFC Mechanical Chronograph

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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.

Dryden Chrono Diver Series 1 at true scale

Chrono Diver Series 1

Hemel HFC Mechanical Chronograph at true scale

HFC Mechanical Chronograph

Diameter

42mm

40mm

Lug-to-Lug

49mm

47mm

lowest

Thickness

13.5mm

13.4mm

lowest

Water Resistance

101m

highest

100m

MSRP

$349

lowest

$550

Movement

Quartz

Seagull ST19 (family)

Case

6 specs
Diameter
42mm
40mm
Thickness
13.5mm
13.4mm
Lug-to-Lug
49mm
47mm
Lug Width
22mm
20mm
Material
Stainless Steel
316L Stainless Steel
Water Resistance
101m
100m

Crystal & Dial

1 specs
Dial Color
Steel
Airfoil (1970s British Pilot)

Movement

2 specs
Caliber
n/a
Seagull ST19 (family)
Type
Quartz
Manual

Pricing

1 specs
MSRP
$349
$550
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Reviews

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

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.

Hemel HFC Mechanical Chronograph

The Hemel HFC Mechanical Chronograph is praised for its 40mm case size, curved sapphire crystal, and lumed ceramic bezel with 12-hour markers. Owners and reviewers highlight its 100m water resistance and the horological significance of its Seagull ST19 manual-winding movement, particularly at its price point, with some appreciating the exhibition caseback. One owner expressed concern regarding the ST19 movement's reliability. Overall, owners and reviewers rate the Hemel HFC Mechanical Chronograph highly for its vintage pilot's watch aesthetic combined with modern utility and value.