Which is cheaper, the Casio GMW-B5000 or the Spinnaker Dumas Automatic?

At MSRP the Spinnaker Dumas Automatic is the cheaper of the two at $239, against $440 for the Casio GMW-B5000 — a $201 gap before any retailer discounting.

Which is bigger, the Casio GMW-B5000 or the Spinnaker Dumas Automatic?

The Spinnaker Dumas Automatic wears larger at 44mm versus 43.2mm for the Casio GMW-B5000 — a 0.8mm difference across the dial.

Which has better water resistance, the Casio GMW-B5000 or the Spinnaker Dumas Automatic?

The Spinnaker Dumas Automatic is rated to 300m versus 200m for the Casio GMW-B5000.

What movement does the Casio GMW-B5000 run compared to the Spinnaker Dumas Automatic?

The Casio GMW-B5000 runs a quartz caliber, while the Spinnaker Dumas Automatic runs a automatic (Seiko NH35).

Side by side

Casio GMW-B5000vsSpinnaker Dumas Automatic

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

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Casio GMW-B5000

GMW-B5000

MSRP $440

See the full GMW-B5000

Spinnaker Dumas Automatic

MSRP $239

See the full Dumas Automatic

At a glance

15 of 29 specs differ

Diameter

GMW-B500043.2mm

Dumas Automatic44mm

Power Reserve

GMW-B5000—

Dumas Automatic—

Water Resistance

GMW-B5000200m

Dumas Automatic300m

MSRP

GMW-B5000$440

Dumas Automatic$239

Full specifications

Case

8 specs

Crystal & Dial

3 specs

Crystal

Mineral

Sapphire

AR Coating

—

Dial Color

Silver

Blue

Movement

3 specs

Caliber

—

Seiko NH35

Type

Quartz

Automatic

Power Reserve

—

Pricing

1 specs

MSRP

$440

$239

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