Side by side

Grand Seiko SBGW257vsYema Wristmaster Slim Small Seconds CMM.29

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

SBGW257
Grand SeikoSBGW257
MSRP $38,000
Wristmaster Slim Small Seconds CMM.29
YemaWristmaster Slim Small Seconds CMM.29
MSRP $2,249

At a glance

11 of 29 specs differ
Diameter
SBGW25738mm
Wristmaster Slim Small Seconds CMM.2939mm
Power Reserve
SBGW25772h
Wristmaster Slim Small Seconds CMM.2940h
Water Resistance
SBGW25730m
Wristmaster Slim Small Seconds CMM.29100m
MSRP
SBGW257$38,000
Wristmaster Slim Small Seconds CMM.29$2,249

Full specifications

Case

6 specs
Diameter
38mm
39mm
Thickness
10.9mm
9mm
Lug-to-Lug
45.8mm
Lug Width
19mm
20mm
Material
Platinum
Stainless Steel
Water Resistance
30m
100m

Crystal & Dial

1 specs
AR Coating
Yes
Inner

Movement

3 specs
Caliber
9S64
Yema CMM.29
Type
Manual
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$38,000
$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.

Grand Seiko SBGW257

The Grand Seiko SBGW257 is a platinum dress watch praised for its refined, subtle luxury and classic design. Reviewers highlight its 38mm diameter and 10.9mm thickness as near-perfect sizing for a dress watch. The watch features an 18k white gold dial with a sunray-brushed silver finish and gold hour markers, complemented by a refined application of the Grand Seiko wordmark. It is powered by the manual-wind Caliber 9S64 movement, offering a 72-hour power reserve and an accuracy rating of +5 to -3 seconds per day. The Grand Seiko SBGW257 is priced at €39,000. On balance, reviewers appreciate the Grand Seiko SBGW257 for its exquisite finishing and classic proportions, embodying a quiet luxury.

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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