Which is cheaper, the Grand Seiko SBGM245 or the Yema Radiance?

At MSRP the Yema Radiance is the cheaper of the two at $279, against $6,100 for the Grand Seiko SBGM245 — a $5,821 gap before any retailer discounting.

Which is bigger, the Grand Seiko SBGM245 or the Yema Radiance?

The Grand Seiko SBGM245 wears larger at 40.5mm versus 30mm for the Yema Radiance — a 10.5mm difference across the dial.

Which has better water resistance, the Grand Seiko SBGM245 or the Yema Radiance?

The Grand Seiko SBGM245 is rated to 200m versus 30m for the Yema Radiance.

Which has a longer power reserve, the Grand Seiko SBGM245 or the Yema Radiance?

The Grand Seiko SBGM245 carries a 72-hour power reserve against 40 hours on the Yema Radiance.

What movement does the Grand Seiko SBGM245 run compared to the Yema Radiance?

The Grand Seiko SBGM245 runs a automatic caliber (9S66), while the Yema Radiance runs a quartz.

Side by side

Grand Seiko SBGM245vsYema Radiance

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

Grand Seiko SBGM245

sbgm245g

MSRP $6,100

Yema Radiance

yema-radiance-ymhf1586-am

MSRP $279

At a glance

12 of 29 specs differ

Diameter

SBGM24540.5mm

Radiance30mm

Power Reserve

SBGM24572h

Radiance40h

Water Resistance

SBGM245200m

Radiance30m

MSRP

SBGM245$6,100

Radiance$279

Full specifications

Case

7 specs

Crystal & Dial

1 specs

AR Coating

Yes

Inner

Movement

3 specs

Caliber

9S66

—

Type

Automatic

Quartz

Power Reserve

72h

40h

Pricing

1 specs

MSRP

$6,100

$279

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Grand Seiko SBGM245vsYema Radiance

At a glance

Full specifications

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