Side by side

Seiko Prospex RotocallvsYema Wristmaster Slim Small Seconds CMM.29

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

Prospex Rotocall
SeikoProspex Rotocall
MSRP $550
Wristmaster Slim Small Seconds CMM.29
YemaWristmaster Slim Small Seconds CMM.29
MSRP $2,249

At a glance

8 of 29 specs differ
Diameter
Prospex Rotocall37mm
Wristmaster Slim Small Seconds CMM.2939mm
Power Reserve
Prospex Rotocall40h
Wristmaster Slim Small Seconds CMM.2940h
Water Resistance
Prospex Rotocall100m
Wristmaster Slim Small Seconds CMM.29100m
MSRP
Prospex Rotocall$550
Wristmaster Slim Small Seconds CMM.29$2,249

Full specifications

Case

4 specs
Category
Sport
Dress
Diameter
37mm
39mm
Thickness
10.6mm
9mm
Lug-to-Lug
43.5mm

Crystal & Dial

1 specs
Crystal
Hardlex
Sapphire

Movement

2 specs
Caliber
A824
Yema CMM.29
Type
Quartz
Automatic

Pricing

1 specs
MSRP
$550
$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.

Seiko Prospex Rotocall

Owners widely praise the Seiko Prospex Rotocall for its charismatic retro design and comfortable 37mm size, with many appreciating its space-faring heritage. However, multiple sources criticize its price point, suggesting it is too high for an all-digital quartz watch with features like a stamped clasp, mineral crystal, and standard quartz movement. Some owners also note drawbacks such as a flimsy battery mount and split pin bracelet construction. On balance, owners and reviewers find the Seiko Prospex Rotocall visually appealing and a faithful re-release, but its value proposition is frequently questioned due to its price.

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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