Which is cheaper, the Casio EFS-S650D or the Undone Mr. Bones?

At MSRP the Casio EFS-S650D is the cheaper of the two at $250, against $365 for the Undone Mr. Bones — a $115 gap before any retailer discounting.

Which is bigger, the Casio EFS-S650D or the Undone Mr. Bones?

The Casio EFS-S650D wears larger at 40.9mm versus 40mm for the Undone Mr. Bones — a 0.9mm difference across the dial.

Which has better water resistance, the Casio EFS-S650D or the Undone Mr. Bones?

The Casio EFS-S650D is rated to 100m versus 30m for the Undone Mr. Bones.

Side by side

Casio EFS-S650DvsUndone Mr. Bones

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

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Casio EFS-S650D

EFS-S650D

MSRP $250

See the full EFS-S650D

Undone Mr. Bones

MSRP $365

See the full Mr. Bones

At a glance

12 of 29 specs differ

Diameter

EFS-S650D40.9mm

Mr. Bones40mm

Power Reserve

EFS-S650D—

Mr. Bones—

Water Resistance

EFS-S650D100m

Mr. Bones30m

MSRP

EFS-S650D$250

Mr. Bones$365

Full specifications

Case

7 specs

Crystal & Dial

3 specs

Crystal

Sapphire

—

AR Coating

Yes

—

Dial Color

Black

—

Movement

1 specs

Caliber

—

Seiko VK64

Pricing

1 specs

MSRP

$250

$365

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Casio EFS-S650DvsUndone Mr. Bones

At a glance

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