Duckworth Prestex Valjoux 7750vsHamilton Jazzmaster Performer Autochrono

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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.

Duckworth Prestex Valjoux 7750 at true scale

Valjoux 7750

Hamilton Jazzmaster Performer Autochrono at true scale

Jazzmaster Performer Autochrono

Diameter

43mm

42mm

Thickness

14.5mm

lowest

15.2mm

Water Resistance

30m

100m

highest

Power Reserve

48h

60h

highest

MSRP

$4,950

$2,645

lowest

Movement

Valjoux 7750

Hamilton H-31

Case

3 specs
Diameter
43mm
42mm
Thickness
14.5mm
15.22mm
Water Resistance
30m
100m

Crystal & Dial

1 specs
Dial Color
n/a
Blue

Movement

2 specs
Caliber
Valjoux 7750
Hamilton H-31
Power Reserve
48h
60h

Pricing

1 specs
MSRP
$4,950
$2,645
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Reviews

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

Duckworth Prestex Valjoux 7750

Owners widely praise the Duckworth Prestex VALJOUX 7750 for its superb pusher and crown precision, with the Valjoux 7750 movement noted for its toughness, reliability, and ease of service. One owner reports feeling the rotor's movement, comparing it to other watches. The Duckworth Prestex VALJOUX 7750 is noted as being fairly thick. Overall, owners and reviewers rate the Duckworth Prestex VALJOUX 7750 highly for the reliable and serviceable Valjoux 7750 movement.

Hamilton Jazzmaster Performer Autochrono

The Hamilton Jazzmaster Performer Autochrono is widely praised for its excellent value, premium case finishing, and beautiful dial and hands. Owners appreciate its versatility for daily wear and its clean, no-date design. Timekeeping is consistently reported as stellar, averaging around +1 to +3 seconds per day. Some owners note concerns regarding the price point and the durability of the black bezel and strap retention bands. One owner found the original strap to feel stiff, and another experienced an internal issue requiring service. Overall, owners and reviewers rate the Hamilton Jazzmaster Performer Autochrono highly for its impressive aesthetics and accuracy at its price point.