Which is cheaper, the Casio GMD-S5610BB or the Undone Terra II Blue Lagoon Automatic?

At MSRP the Casio GMD-S5610BB is the cheaper of the two at $110, against $325 for the Undone Terra II Blue Lagoon Automatic — a $215 gap before any retailer discounting.

Which is bigger, the Casio GMD-S5610BB or the Undone Terra II Blue Lagoon Automatic?

The Casio GMD-S5610BB wears larger at 40.5mm versus 37mm for the Undone Terra II Blue Lagoon Automatic — a 3.5mm difference across the dial.

Which has better water resistance, the Casio GMD-S5610BB or the Undone Terra II Blue Lagoon Automatic?

The Casio GMD-S5610BB is rated to 200m versus 50m for the Undone Terra II Blue Lagoon Automatic.

What movement does the Casio GMD-S5610BB run compared to the Undone Terra II Blue Lagoon Automatic?

The Casio GMD-S5610BB runs a quartz caliber, while the Undone Terra II Blue Lagoon Automatic runs a automatic (Seiko NH35).

Side by side

Casio GMD-S5610BBvsUndone Terra II Blue Lagoon Automatic

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

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Casio GMD-S5610BB

GMD-S5610BB

MSRP $110

See the full GMD-S5610BB

Undone Terra II Blue Lagoon Automatic

MSRP $325

See the full Terra II Blue Lagoon Automatic

At a glance

14 of 29 specs differ

Diameter

GMD-S5610BB40.5mm

Terra II Blue Lagoon Automatic37mm

Power Reserve

GMD-S5610BB—

Terra II Blue Lagoon Automatic—

Water Resistance

GMD-S5610BB200m

Terra II Blue Lagoon Automatic50m

MSRP

GMD-S5610BB$110

Terra II Blue Lagoon Automatic$325

Full specifications

Case

8 specs

Crystal & Dial

3 specs

Crystal

Mineral

—

AR Coating

—

Dial Color

Black

—

Movement

2 specs

Caliber

—

Seiko NH35

Type

Quartz

Automatic

Pricing

1 specs

MSRP

$110

$325

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Casio GMD-S5610BBvsUndone Terra II Blue Lagoon Automatic

At a glance

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