Hamilton American Classic Spirit of Liberty Auto ChronovsTudor Grantour Chrono Fly-Back

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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.

American Classic Spirit of Liberty Auto Chrono

Grantour Chrono Fly-Back
Diameter
42mm
42mm
Thickness
14.8mm
n/a
Water Resistance
50m
150m
highest
Power Reserve
n/a
42h
MSRP
$2,225
lowest
$6,050
Movement
Hamilton H-21
Automatic
Case
5 specsCrystal & Dial
2 specsMovement
3 specsPricing
1 specsReviews
Synthesized for each watch independently from owner discussions, enthusiast forums, written reviews, and video reviewers.
Owners widely praise the Hamilton American Classic Spirit of Liberty Auto Chrono for its impressive craftsmanship, details, and overall finish, noting sharp edges on the mixed brushed and polished lugs that give it a premium look. One owner reports an improved 60-hour power reserve and increased precision. However, the pushers are described as chunky. Overall, owners rate the Hamilton American Classic Spirit of Liberty Auto Chrono highly for its impressive finishing and refined presence on the wrist.
One owner finds the Tudor Grantour Chrono Fly-Back an amazing watch on the wrist, praising the fly-back function as a compelling choice. However, another owner notes the snowflake hand obstructs the 45-minute register between 2 and 4 o'clock, deeming it a design flaw. Overall, owners find the Tudor Grantour Chrono Fly-Back compelling due to its fly-back function, though some criticize the hand design.
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