Which is cheaper, the Signum Cero or the Signum Siege?

At MSRP the Signum Cero is the cheaper of the two at $519, against $539 for the Signum Siege — a $20 gap before any retailer discounting.

Which is bigger, the Signum Cero or the Signum Siege?

The Signum Siege wears larger at 40mm versus 39.5mm for the Signum Cero — a 0.5mm difference across the dial.

Which has better water resistance, the Signum Cero or the Signum Siege?

The Signum Cero is rated to 200m versus 100m for the Signum Siege.

What movement does the Signum Cero run compared to the Signum Siege?

Both watches run automatic movements — the Signum Cero uses the Seiko NH35 and the Signum Siege uses the Miyota 9015.

Side by side

Signum CerovsSignum Siege

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

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Signum Cero

signum-cero-bronze-labradorite-blue-or-purple

MSRP $519

See the full Cero

Signum Siege

signum-siege

MSRP $539

At a glance

9 of 29 specs differ

Diameter

Cero39.5mm

Siege40mm

Power Reserve

Cero—

Siege—

Water Resistance

Cero200m

Siege100m

MSRP

Cero$519

Siege$539

Full specifications

Case

6 specs

Diameter

39.5mm

40mm

Thickness

13.4mm

10.5mm

Lug-to-Lug

—

48mm

Lug Width

—

20mm

Material

Bronze

Stainless Steel

Water Resistance

200m

100m

Crystal & Dial

1 specs

Lume

None

BGW9 Blue SuperLuminova

Movement

1 specs

Caliber

Seiko NH35

Miyota 9015

Pricing

1 specs

MSRP

$519

$539

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Signum CerovsSignum Siege

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