Hamilton American Classic Intra-Matic Auto ChronovsLebois & Co Linéaire Chronograph 324.525

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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 Intra-Matic Auto Chrono at true scale

American Classic Intra-Matic Auto Chrono

Lebois & Co Linéaire Chronograph 324.525 at true scale

Linéaire Chronograph 324.525

Diameter

40mm

39mm

Lug-to-Lug

n/a

47.4mm

Thickness

14.4mm

10.5mm

lowest

Water Resistance

100m

highest

50m

Power Reserve

60h

60h

MSRP

$2,645

lowest

$3,813

Movement

Hamilton H-31

LC-450

Case

4 specs
Diameter
40mm
39mm
Thickness
14.45mm
10.5mm
Lug-to-Lug
n/a
47.35mm
Water Resistance
100m
50m

Crystal & Dial

1 specs
Dial Color
White
n/a

Movement

2 specs
Caliber
Hamilton H-31
LC-450
Type
Automatic
Manual

Pricing

1 specs
MSRP
$2,645
$3,813
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Reviews

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

Hamilton American Classic Intra-Matic Auto Chrono

Owners widely praise the Hamilton American Classic Intra-Matic Auto Chrono for its attractive panda dial, retro design, and value, with many noting its historical significance and ability to garner compliments. Reviewers and owners alike highlight its clean, athletic aesthetic and vintage charm, with some finding it wears well and fits comfortably under dress shirts, even on smaller wrists. However, multiple sources flag its substantial thickness, ranging from 14.35mm to 14.7mm, and one owner noted the H-31 movement's rotor felt unusually spinny and the date-set button recessed. Accuracy figures vary, with one owner reporting +8 seconds per day and another +3 seconds per day. The included leather strap is frequently described as showing creasing easily or being merely utilitarian, leading some owners to explore aftermarket bracelet options.

From video reviewers

The panda dial's contrasting subdials are a notable strength. The bracelet clasp is considered less refined than the rest of the watch.

Lebois & Co Linéaire Chronograph 324.525

Owners and reviewers widely praise the Lebois & Co Linéaire Chronograph 324.525 for its exceptional case finishing, with details like matching pushers and a subtle step between the lug and bezel. The 39mm case is considered to have near-perfect proportions and wears nicely, complemented by a dial featuring varied textures, applied indices, and blued hands. The manual-wind LC-450 movement is noted for its pleasing finishing and smooth chronograph function. Some reviewers wish the case was under 10mm, and one owner found the telemeter scale's fine print affected legibility, while another noted a difference in feel between the chronograph start/stop and reset pushers. On balance, owners and reviewers rate the Lebois & Co Linéaire Chronograph 324.525 highly for its vintage charm and excellent finishing at its price point.