Side by side

Grand Seiko SLGB023vsYema Superman Gilt CMM.10

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

SLGB023
Grand SeikoSLGB023
MSRP $12,400
Superman Gilt CMM.10
YemaSuperman Gilt CMM.10
MSRP $1,699

At a glance

11 of 29 specs differ
Diameter
SLGB02340.8mm
Superman Gilt CMM.1039mm
Power Reserve
SLGB02372h
Superman Gilt CMM.1040h
Water Resistance
SLGB023300m
Superman Gilt CMM.10300m
MSRP
SLGB023$12,400
Superman Gilt CMM.10$1,699

Full specifications

Case

5 specs
Diameter
40.8mm
39mm
Thickness
12.9mm
11.3mm
Lug-to-Lug
48.5mm
Lug Width
21mm
19mm
Material
Titanium
316L Stainless Steel

Crystal & Dial

2 specs
Crystal
Sapphire
Domed Sapphire
AR Coating
Yes
Inner

Movement

3 specs
Caliber
9RB1
Yema CMM.10
Type
Spring Drive
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$12,400
$1,699

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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 SLGB023

Owners and reviewers widely praise the Grand Seiko SLGB023 for its comfortable 40.8mm titanium case and the smooth winding feel of its Spring Drive 9RB1 movement. The dial's gradient blue "ushio" motif is a highlight, though some reviewers note the bezel's fully lumed scale as a missed opportunity. Enthusiasts are divided on the power reserve indicator's placement and the design of the hour and minute hands. Overall, owners and reviewers rate the Grand Seiko SLGB023 highly for its comfortable titanium case and the refined Spring Drive movement.

Yema Superman Gilt CMM.10

Owners and reviewers widely praise the Yema Superman Gilt CMM.10 for its comfortable, slim wearability and captivating gilt-accented sunburst dial, making it a frequent choice for daily wear. The in-house CMM.10 automatic movement is noted for its impressive accuracy, regulated to +5/-3 seconds per day, and a 70-hour power reserve. One owner wished for an option without gold accents, and the bracelet's articulation is mentioned as potentially not suiting smaller wrists, though a 39mm case option exists. Overall, owners and reviewers rate the Yema Superman Gilt CMM.10 highly for its value and comfortable, attractive design.

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