Side by side

Hamilton American Classic Spirit of Liberty Auto ChronovsYema Superman Tourbillon CMM.31 Limited Edition

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Superman Tourbillon CMM.31 Limited Edition
YemaSuperman Tourbillon CMM.31 Limited Edition
MSRP $13,000

At a glance

9 of 29 specs differ
Diameter
American Classic Spirit of Liberty Auto Chrono42mm
Superman Tourbillon CMM.31 Limited Edition43mm
Power Reserve
American Classic Spirit of Liberty Auto Chrono40h
Superman Tourbillon CMM.31 Limited Edition40h
Water Resistance
American Classic Spirit of Liberty Auto Chrono50m
Superman Tourbillon CMM.31 Limited Edition300m
MSRP
American Classic Spirit of Liberty Auto Chrono$2,225
Superman Tourbillon CMM.31 Limited Edition$13,000

Full specifications

Case

5 specs
Category
Chronograph
Diver
Diameter
42mm
43mm
Thickness
14.75mm
11.7mm
Lug-to-Lug
46mm
Water Resistance
50m
300m

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
Dial Color
Black
Steel

Movement

1 specs
Caliber
H-21
Yema CMM.31 Tourbillon

Pricing

1 specs
MSRP
$2,225
$13,000

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What people say

Owners + reviewers, side by side

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

Hamilton American Classic Spirit of Liberty Auto Chrono

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 and a refined yet bold presence. The watch offers an improved 60-hour power reserve and increased precision. However, its pushers are noted as being chunky. On balance, owners rate the Hamilton American Classic Spirit of Liberty Auto Chrono highly for its premium finishing and refined presence on the wrist.

Yema Superman Tourbillon CMM.31 Limited Edition

Owners praise the Yema Superman Tourbillon CMM.31 Limited Edition as an incredible and crazy watch, appreciating its unnecessary tourbillon complication and impressive specifications at a remarkable price point. The titanium construction contributes to comfort despite the 43mm case size. One reviewer notes the bracelet clasp's extension system is somewhat crude. On balance, owners and reviewers rate the Yema Superman Tourbillon CMM.31 Limited Edition highly for its compelling tourbillon feature at an accessible price.

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