Hemel HFC Mechanical ChronographvsWolbrook JetFlyer Automatic 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.

Hemel HFC Mechanical Chronograph at true scale

HFC Mechanical Chronograph

Wolbrook JetFlyer Automatic Chronograph at true scale

JetFlyer Automatic Chronograph

Diameter

40mm

38mm

Lug-to-Lug

47mm

46mm

lowest

Thickness

13.4mm

12.1mm

lowest

Water Resistance

100m

100m

MSRP

$550

lowest

$845

Movement

Seagull ST19 (family)

Jeambrun PS 6402

Case

3 specs
Diameter
40mm
38mm
Thickness
13.4mm
12.1mm
Lug-to-Lug
47mm
46mm

Crystal & Dial

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

Movement

2 specs
Caliber
Seagull ST19 (family)
Jeambrun PS 6402
Type
Manual
Automatic

Pricing

1 specs
MSRP
$550
$845
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Reviews

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

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.

Wolbrook JetFlyer Automatic Chronograph

Owners widely praise the Wolbrook JetFlyer Automatic Chronograph for its solid value, durable and reliable construction, and appealing visual design featuring a domed sapphire crystal and fully brushed finish. The case finishing is noted as very nice with great detailing on the bezel and dial, and the bezel action is described as great with accurate alignment. However, some owners report the watch feels top-heavy and wears larger than its 38mm case, with one noting a thickness of 14mm or 14.3mm. Timekeeping varied, with one owner experiencing degradation to +2 minutes per day after the first week. Overall, owners rate the Wolbrook JetFlyer Automatic Chronograph highly for its robust build and aesthetic appeal at its price point.

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