Side by side

Grand Seiko SBGY002vsYema Granvelle CMM.29

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

SBGY002
Grand SeikoSBGY002
MSRP $30,000
Granvelle CMM.29
YemaGranvelle CMM.29
MSRP $1,913

At a glance

11 of 29 specs differ
Diameter
SBGY00238.5mm
Granvelle CMM.2939mm
Power Reserve
SBGY00272h
Granvelle CMM.2940h
Water Resistance
SBGY00230m
Granvelle CMM.2950m
MSRP
SBGY002$30,000
Granvelle CMM.29$1,913

Full specifications

Case

6 specs
Diameter
38.5mm
39mm
Thickness
10.2mm
8.6mm
Lug-to-Lug
43.7mm
Lug Width
19mm
20mm
Material
Gold
316L Stainless Steel
Water Resistance
30m
50m

Crystal & Dial

1 specs
AR Coating
Yes
Inner

Movement

3 specs
Caliber
9R31
Yema CMM.29
Type
Spring Drive
Automatic
Power Reserve
72h
40h

Pricing

1 specs
MSRP
$30,000
$1,913

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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 SBGY002

Owners and reviewers widely praise the Grand Seiko SBGY002 for its impeccable design, finishing, and attention to detail, highlighting its slender 38.5mm case and thin profile for comfortable wear. The Spring Drive movement, calibre 9R31, is noted for its accuracy within one second per day and a 72-hour power reserve, with one owner appreciating the movement's finishing and the watch's overall class and simplicity, preferring the power reserve indicator on the case back. The Snowflake dial's appearance changes with light, often appearing less yellow than expected, and a matte blue strap can make the SBGY002 more casual for daily wear, complementing the seconds hand. The Grand Seiko SBGY002 is considered a home run for its combination of iconic dial and dress case, though its yellow gold construction and price point position it differently than steel alternatives.

Yema Granvelle CMM.29

Owners praise the Yema Granvelle CMM.29's gorgeous dial, noting its guilloché pattern and carved hour indices that catch the light. One owner describes the movement as a "feast for the eyes" but finds the watch frustrating at work due to its lack of a specific function. On balance, owners appreciate the Yema Granvelle CMM.29 for its visually striking dial and movement finishing, with some finding its utility limited in certain professional contexts.

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