Which is cheaper, the Omnis ERA or the Seiko 5 Sports SKX series?

At MSRP the Seiko 5 Sports SKX series is the cheaper of the two at $350, against $583 for the Omnis ERA — a $233 gap before any retailer discounting.

Which is bigger, the Omnis ERA or the Seiko 5 Sports SKX series?

The Omnis ERA wears larger at 41.5mm versus 38mm for the Seiko 5 Sports SKX series — a 3.5mm difference across the dial.

Which has better water resistance, the Omnis ERA or the Seiko 5 Sports SKX series?

The Omnis ERA is rated to 50m versus 10m for the Seiko 5 Sports SKX series.

Which has a longer power reserve, the Omnis ERA or the Seiko 5 Sports SKX series?

The Omnis ERA carries a 48-hour power reserve against 41 hours on the Seiko 5 Sports SKX series.

What movement does the Omnis ERA run compared to the Seiko 5 Sports SKX series?

Both watches run automatic movements — the Omnis ERA uses the Miyota 8215 and the Seiko 5 Sports SKX series uses the 4R36.

Side by side

Omnis ERAvsSeiko 5 Sports SKX series

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

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Omnis ERA

MSRP $583

See the full ERA

Seiko 5 Sports SKX series

MSRP $350

See the full 5 Sports SKX series

At a glance

12 of 29 specs differ

Diameter

ERA41.5mm

5 Sports SKX series38mm

Power Reserve

ERA48h

5 Sports SKX series41h

Water Resistance

ERA50m

5 Sports SKX series100m

MSRP

ERA$583

5 Sports SKX series$350

Full specifications

Case

5 specs

Crystal & Dial

3 specs

Crystal

Sapphire

Hardlex

Dial Color

Meteorite

—

Lume

None

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

Miyota 8215

4R36

Power Reserve

48h

41h

Jewels

Pricing

1 specs

MSRP

$583

$350

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Omnis ERAvsSeiko 5 Sports SKX series

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