Breitling Classic Avi Chronograph 42 MosquitovsDuckworth Prestex Valjoux 7750

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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.

Classic Avi Chronograph 42 Mosquito

Valjoux 7750
Diameter
42mm
43mm
Thickness
14.7mm
14.5mm
lowest
Water Resistance
100m
highest
30m
Power Reserve
48h
48h
MSRP
$6,200
$4,950
lowest
Movement
Breitling 23
Valjoux 7750
Case
6 specsCrystal & Dial
1 specsMovement
4 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Breitling Classic Avi Chronograph 42 Mosquito for its wearable 42mm size, which some find surprisingly comfortable despite initial concerns about thickness. Reviewers highlight the legible "reverse panda" dial and the smooth operation of the chronograph pushers, comparing them favorably to Breitling's Navitimer. The watch is considered a good value at its price point, with a COSC-certified Breitling 23 automatic movement. Some owners note the bezel action is less refined than other Breitling models, and one user found the case and bracelet susceptible to fine scratches after a week of wear. The absence of a date function is a trade-off for some, while others appreciate the cleaner dial it affords. On balance, owners and reviewers find the Breitling Classic Avi Chronograph 42 Mosquito a well-executed and attractive pilot's watch, with its wearability and aesthetic design being key strengths.
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.
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