Which is cheaper, the Timefactors Aerotimer or the Zelos Nova 37?

At MSRP the Timefactors Aerotimer is the cheaper of the two at $416, against $899 for the Zelos Nova 37 — a $483 gap before any retailer discounting.

Which is bigger, the Timefactors Aerotimer or the Zelos Nova 37?

The Timefactors Aerotimer wears larger at 42mm versus 37mm for the Zelos Nova 37 — a 5mm difference across the dial.

Which has better water resistance, the Timefactors Aerotimer or the Zelos Nova 37?

The Timefactors Aerotimer is rated to 100m versus 50m for the Zelos Nova 37.

What movement does the Timefactors Aerotimer run compared to the Zelos Nova 37?

The Timefactors Aerotimer runs a mecaquartz caliber (Seiko VK64), while the Zelos Nova 37 runs a manual (ETA/Peseux 7001).

Side by side

Timefactors AerotimervsZelos Nova 37

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

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Timefactors Aerotimer

MSRP $416

See the full Aerotimer

Zelos Nova 37

MSRP $899

See the full Nova 37

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At a glance

13 of 29 specs differ

Diameter

Aerotimer42mm

Nova 3737mm

Power Reserve

Aerotimer—

Nova 37—

Water Resistance

Aerotimer100m

Nova 3750m

MSRP

Aerotimer$416

Nova 37$899

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal

Sapphire

Domed Sapphire

Dial Color

Black

Salmon

Lume

SuperLuminova C3

None

Movement

3 specs

Caliber

Seiko VK64

ETA/Peseux 7001

Type

Mecaquartz

Manual

Power Reserve

—

Pricing

1 specs

MSRP

$416

$899

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