Which is cheaper, the Orient Star Contemporary Date or the Seiko Alpinist?

At MSRP the Orient Star Contemporary Date is the cheaper of the two at $445, against $750 for the Seiko Alpinist — a $305 gap before any retailer discounting.

Which is bigger, the Orient Star Contemporary Date or the Seiko Alpinist?

The Seiko Alpinist wears larger at 39.5mm versus 38.5mm for the Orient Star Contemporary Date — a 1mm difference across the dial.

Which has better water resistance, the Orient Star Contemporary Date or the Seiko Alpinist?

The Orient Star Contemporary Date is rated to 100m versus 20m for the Seiko Alpinist.

Which has a longer power reserve, the Orient Star Contemporary Date or the Seiko Alpinist?

The Seiko Alpinist carries a 70-hour power reserve against 50 hours on the Orient Star Contemporary Date.

What movement does the Orient Star Contemporary Date run compared to the Seiko Alpinist?

Both watches run automatic movements — the Orient Star Contemporary Date uses the F6N43 and the Seiko Alpinist uses the 6R35.

Side by side

Orient Star Contemporary DatevsSeiko Alpinist

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

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Orient Star Contemporary Date

RE-AU0107E

MSRP $445

See the full Contemporary Date

Seiko Alpinist

MSRP $750

See the full Alpinist

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At a glance

13 of 29 specs differ

Diameter

Contemporary Date38.5mm

Alpinist39.5mm

Power Reserve

Contemporary Date50h

Alpinist70h

Water Resistance

Contemporary Date100m

Alpinist200m

MSRP

Contemporary Date$445

Alpinist$750

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Yes

Anti-reflective coating on inner surface

Dial Color

Green

—

Lume

None

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

F6N43

6R35

Power Reserve

50h

70h

Jewels

Pricing

1 specs

MSRP

$445

$750

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Orient Star Contemporary DatevsSeiko Alpinist

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