Jaeger-LeCoultre Duometre Chronograph MoonvsLongines MASTER COLLECTION CHRONO MOONPHASE


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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.

Duometre Chronograph Moon

MASTER COLLECTION CHRONO MOONPHASE
Diameter
42.5mm
40mm
Lug-to-Lug
n/a
49.5mm
Thickness
13.1mm
lowest
14.2mm
Water Resistance
50m
highest
30m
Power Reserve
n/a
66h
MSRP
$51,000
$4,400
lowest
Movement
Jaeger-LeCoultre Calibre 381AA
L687.5
Case
5 specsCrystal & Dial
1 specsMovement
6 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Jaeger-LeCoultre Duometre Chronograph Moon's movement finishing, with some finding it rivals high-end competitors, and describe the chronograph complication as "romantic" and "incredible." Reviewers note the innovative dual-wing concept for accuracy and the 42.5mm case design inspired by pocket watches offers improved wearability. Some owners are captivated by the movement's aesthetics, wishing to display it, and highlight the 1/6th second flying seconds complication. One commenter notes the watch is "THICCC," while another found the actively moving seconds hand too much. Overall, owners and reviewers rate the Jaeger-LeCoultre Duometre Chronograph Moon highly for its intricate movement finishing and the romantic appeal of its chronograph functions.
Owners widely praise the Longines MASTER COLLECTION CHRONO MOONPHASE for its value and numerous complications, with many finding it gorgeous and a personal win. The dial is described as mesmerizing by some, though others find it busy. Concerns are raised about its 30m water resistance, limiting its wearability, and one owner notes the blue dial is less vibrant than pictured. The watch is also described as a "thick boi" by one owner, and some find the chronograph hour pointer obscuring the moonphase and numbers being cut off to be annoying. Overall, owners rate the Longines MASTER COLLECTION CHRONO MOONPHASE highly for its impressive complications and perceived high horology at its price point.
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