Hamilton American Classic Chrono-Matic 50 Auto Chrono - Limited EditionvsLIV Watches P-51

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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.

Hamilton American Classic Chrono-Matic 50 Auto Chrono - Limited Edition at true scale

American Classic Chrono-Matic 50 Auto Chrono - Limited Edition

LIV Watches P-51 at true scale

P-51

Diameter

48mm

46mm

Lug-to-Lug

n/a

52.4mm

Thickness

16.1mm

15.5mm

lowest

Water Resistance

100m

300m

highest

Power Reserve

60h

highest

12h

MSRP

$2,775

$2,200

lowest

Movement

Hamilton H-31

Valjoux 7750

Case

7 specs
Category
Chronograph
Pilot
Diameter
48mm
46mm
Thickness
16.05mm
15.5mm
Lug-to-Lug
n/a
52.4mm
Lug Width
22mm
23mm
Material
Stainless Steel
Titanium
Water Resistance
100m
300m

Crystal & Dial

1 specs
Dial Color
Black
n/a

Movement

2 specs
Caliber
Hamilton H-31
Valjoux 7750
Power Reserve
60h
12h

Pricing

1 specs
MSRP
$2,775
$2,200
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Reviews

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

Hamilton American Classic Chrono-Matic 50 Auto Chrono - Limited Edition

The Hamilton American Classic Chrono-Matic 50 Auto Chrono - Limited Edition is noted for its substantial 48.5mm case size and a racing-inspired blue and orange color scheme with red accents on a reversed-panda dial. It is powered by the automatic Hamilton H-31 movement, which provides a 60-hour power reserve. The watch is priced at $2,545 USD and is limited to 150 pieces. Overall, reviewers highlight the Hamilton American Classic Chrono-Matic 50 Auto Chrono - Limited Edition for its bold design and generous power reserve at its price point.

LIV Watches P-51

Owners widely praise the LIV Watches P-51 for its excellent build quality, attention to detail, and striking pilot design, with many noting that images fail to capture its full appeal. Reviewers highlight its legibility, aided by BGW9 lume and an anti-reflective crystal, and its robust construction, including titanium and matte ceramic options. One owner notes the Valjoux 7750 movement is regulated to within +/- 4 seconds per day. However, one owner expresses concern about lume performance, referencing past discussions about LIV watches, and prices range from $550 to $1931 AUD depending on the specific model and variant. Overall, owners and reviewers rate the LIV Watches P-51 highly for its distinctive design and solid construction at its price point.

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