Side by side

Hamilton American Classic Boulton MechanicalvsYema Wristmaster Slim Small Seconds CMM.29

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

American Classic Boulton Mechanical
HamiltonAmerican Classic Boulton Mechanical
MSRP $1,075
Wristmaster Slim Small Seconds CMM.29
YemaWristmaster Slim Small Seconds CMM.29
MSRP $2,249

At a glance

10 of 29 specs differ
Diameter
American Classic Boulton Mechanical34mm
Wristmaster Slim Small Seconds CMM.2939mm
Power Reserve
American Classic Boulton Mechanical80h
Wristmaster Slim Small Seconds CMM.2940h
Water Resistance
American Classic Boulton Mechanical50m
Wristmaster Slim Small Seconds CMM.29100m
MSRP
American Classic Boulton Mechanical$1,075
Wristmaster Slim Small Seconds CMM.29$2,249

Full specifications

Case

5 specs
Diameter
34mm
39mm
Thickness
11.2mm
9mm
Lug-to-Lug
46mm
Lug Width
22mm
20mm
Water Resistance
50m
100m

Crystal & Dial

1 specs
Dial Color
White
Black

Movement

3 specs
Caliber
H-50
Yema CMM.29
Type
Manual
Automatic
Power Reserve
80h
40h

Pricing

1 specs
MSRP
$1,075
$2,249

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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 Boulton Mechanical

Owners widely praise the Hamilton American Classic Boulton Mechanical for its smooth winding action and hacking seconds, with the absence of a date complication being a frequently noted positive. The watch is also lauded for its cool aesthetic and interesting company heritage. Overall, owners rate the Hamilton American Classic Boulton Mechanical highly for its user-friendly mechanical movement and distinctive style.

Yema Wristmaster Slim Small Seconds CMM.29

Owners widely praise the Yema Wristmaster Slim Small Seconds CMM.29 for its slim 9.5mm case, unique nature-inspired dial, and brushed steel finish. The micro-rotor movement is noted for its 4Hz beat rate and 42-hour power reserve, regulated to -/+ 10 seconds per day. Some owners report concerns regarding the movement and warranty process, while a reviewer questioned the value proposition at its price point and noted minor finishing inconsistencies on a prototype. On balance, the Yema Wristmaster Slim Small Seconds CMM.29 is highly regarded by owners for its distinctive design and comfortable wearability.

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