Which is cheaper, the Serket Watch Co Tachymetre or the Seiko Astron?

At MSRP the Serket Watch Co Tachymetre is the cheaper of the two at $299, against $2,700 for the Seiko Astron — a $2,401 gap before any retailer discounting.

Which is bigger, the Serket Watch Co Tachymetre or the Seiko Astron?

The Seiko Astron wears larger at 43.3mm versus 42.5mm for the Serket Watch Co Tachymetre — a 0.8mm difference across the dial.

Which has better water resistance, the Serket Watch Co Tachymetre or the Seiko Astron?

The Serket Watch Co Tachymetre is rated to 50m versus 10m for the Seiko Astron.

What movement does the Serket Watch Co Tachymetre run compared to the Seiko Astron?

The Serket Watch Co Tachymetre runs a mecaquartz caliber (Seiko VK64), while the Seiko Astron runs a quartz (5X83).

Side by side

Serket Watch Co TachymetrevsSeiko Astron

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

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Serket Watch Co Tachymetre

tachymetre-teal-blue

MSRP $299

Seiko Astron

ssh151j1

MSRP $2,700

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At a glance

16 of 29 specs differ

Diameter

Tachymetre42.5mm

Astron43.3mm

Power Reserve

Tachymetre—

Astron40h

Water Resistance

Tachymetre50m

Astron100m

MSRP

Tachymetre$299

Astron$2,700

Full specifications

Case

7 specs

Crystal & Dial

4 specs

Crystal Shape

Flat

Curved

AR Coating

Inner

Super-clear coating

Dial Color

Teal Blue

Black

Lume

C3 SuperLuminova

LumiBrite on hands and index(es)

Movement

4 specs

Caliber

Seiko VK64

5X83

Type

Mecaquartz

Quartz

Power Reserve

—

40h

Jewels

Pricing

1 specs

MSRP

$299

$2,700

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Serket Watch Co TachymetrevsSeiko Astron

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