Which is cheaper, the Casio GM-2100 or the Oblvlo FM SL Day-Date Square?

At MSRP the Oblvlo FM SL Day-Date Square is the cheaper of the two at $158, against $220 for the Casio GM-2100 — a $62 gap before any retailer discounting.

Which is bigger, the Casio GM-2100 or the Oblvlo FM SL Day-Date Square?

The Casio GM-2100 wears larger at 44.4mm versus 39mm for the Oblvlo FM SL Day-Date Square — a 5.4mm difference across the dial.

Which has better water resistance, the Casio GM-2100 or the Oblvlo FM SL Day-Date Square?

The Casio GM-2100 is rated to 200m versus 50m for the Oblvlo FM SL Day-Date Square.

What movement does the Casio GM-2100 run compared to the Oblvlo FM SL Day-Date Square?

The Casio GM-2100 runs a quartz caliber, while the Oblvlo FM SL Day-Date Square runs a automatic (Miyota 8215).

Side by side

Casio GM-2100vsOblvlo FM SL Day-Date Square

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

Add a watch

Casio GM-2100

GM-2100

MSRP $220

See the full GM-2100

Oblvlo FM SL Day-Date Square

MSRP $158

See the full FM SL Day-Date Square

At a glance

16 of 29 specs differ

Diameter

GM-210044.4mm

FM SL Day-Date Square39mm

Power Reserve

GM-2100—

FM SL Day-Date Square42h

Water Resistance

GM-2100200m

FM SL Day-Date Square50m

MSRP

GM-2100$220

FM SL Day-Date Square$158

Full specifications

Case

8 specs

Crystal & Dial

3 specs

Crystal

Mineral

Sapphire

AR Coating

—

Dial Color

Black

—

Movement

4 specs

Caliber

—

Miyota 8215

Type

Quartz

Automatic

Power Reserve

—

42h

Jewels

Pricing

1 specs

MSRP

$220

$158

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Casio GM-2100vsOblvlo FM SL Day-Date Square

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