Which is bigger, the Castor Watches ZERO or the Slow Watches Slow Mo?

The Castor Watches ZERO wears larger at 38mm versus 34mm for the Slow Watches Slow Mo — a 4mm difference across the dial.

Which has better water resistance, the Castor Watches ZERO or the Slow Watches Slow Mo?

The Slow Watches Slow Mo is rated to 100m versus 50m for the Castor Watches ZERO.

What movement does the Castor Watches ZERO run compared to the Slow Watches Slow Mo?

Both watches run quartz movements — the Castor Watches ZERO uses the Miyota 2035 and the Slow Watches Slow Mo uses the Ronda 515.24.

Side by side

Castor Watches ZEROvsSlow Watches Slow Mo

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

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Castor Watches ZERO

zero-cobre-38mm-pre-venta

Slow Watches Slow Mo

slow-mo-16

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Buy from Slow Watches ↗

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At a glance

7 of 29 specs differ

Diameter

ZERO38mm

Slow Mo34mm

Power Reserve

ZERO—

Slow Mo—

Water Resistance

ZERO50m

Slow Mo100m

MSRP

ZERO—

Slow Mo—

Full specifications

Case

5 specs

Diameter

38mm

34mm

Thickness

10mm

8.05mm

Lug-to-Lug

—

46mm

Lug Width

20mm

—

Water Resistance

50m

100m

Crystal & Dial

1 specs

Dial Color

Copper

Blue

Movement

1 specs

Caliber

Miyota 2035

Ronda 515.24

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