Hamilton Jazzmaster Auto ChronovsLouis Erard 2300 Sport Chronograph

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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 Jazzmaster Auto Chrono at true scale

Jazzmaster Auto Chrono

Louis Erard 2300 Sport Chronograph at true scale

2300 Sport Chronograph

Diameter

42mm

44mm

Thickness

15.2mm

n/a

Water Resistance

100m

highest

50m

Power Reserve

60h

highest

48h

MSRP

$2,095

lowest

$4,146

Movement

Hamilton H-21

Valjoux 7750

Case

5 specs
Diameter
42mm
44mm
Thickness
15.23mm
n/a
Lug Width
22mm
n/a
Material
Stainless Steel
Titanium
Water Resistance
100m
50m

Crystal & Dial

1 specs
Dial Color
Black
n/a

Movement

2 specs
Caliber
Hamilton H-21
Valjoux 7750
Power Reserve
60h
48h

Pricing

1 specs
MSRP
$2,095
$4,146
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Reviews

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

Hamilton Jazzmaster Auto Chrono

Owners widely praise the Hamilton Jazzmaster Auto Chrono for its excellent value and substantial, dressy appearance, with many noting its superior quality and finish compared to other brands. The H-21 movement offers a 60-hour power reserve, though its thickness makes the watch unsuitable for those seeking a slim profile. Some owners express a preference for a 3-6-9 subdial layout or a smaller case size. On balance, owners rate the Hamilton Jazzmaster Auto Chrono highly for its strong value proposition and appealing aesthetic.

Louis Erard 2300 Sport Chronograph

Owners and reviewers highlight the Louis Erard 2300 Sport Chronograph's lightweight titanium case with satin finishing and polished bevels, which makes its 44mm size feel less cumbersome. The watch is noted for its retro-modern aesthetic and unique dial designs, with one owner appreciating the addition of a moon phase complication and its practical alternative to a dress watch. Reviewers point out that its 50m water resistance lags behind modern alternatives, and one found the rainbow minute track too subtle. Overall, owners and reviewers rate the Louis Erard 2300 Sport Chronograph well for its distinctive design and comfortable wearability in titanium at its price point.

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