Which is cheaper, the Corniche Chronograph or the Seiko Prospex Sea?

At MSRP the Corniche Chronograph is the cheaper of the two at $425, against $795 for the Seiko Prospex Sea — a $370 gap before any retailer discounting.

Which is bigger, the Corniche Chronograph or the Seiko Prospex Sea?

The Corniche Chronograph wears larger at 39mm versus 34mm for the Seiko Prospex Sea — a 5mm difference across the dial.

Which has better water resistance, the Corniche Chronograph or the Seiko Prospex Sea?

The Corniche Chronograph is rated to 50m versus 20m for the Seiko Prospex Sea.

What movement does the Corniche Chronograph run compared to the Seiko Prospex Sea?

The Corniche Chronograph runs a mecaquartz caliber (Seiko VK64), while the Seiko Prospex Sea runs a quartz (6N01).

Side by side

Corniche ChronographvsSeiko Prospex Sea

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

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Corniche Chronograph

MSRP $425

Seiko Prospex Sea

sur595j1

MSRP $795

At a glance

13 of 29 specs differ

Diameter

Chronograph39mm

Prospex Sea34mm

Power Reserve

Chronograph—

Prospex Sea40h

Water Resistance

Chronograph50m

Prospex Sea200m

MSRP

Chronograph$425

Prospex Sea$795

Full specifications

Case

6 specs

Crystal & Dial

3 specs

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

Green

Black

Lume

None

LumiBrite on hands and index(es)

Movement

3 specs

Caliber

Seiko VK64

6N01

Type

Mecaquartz

Quartz

Power Reserve

—

40h

Pricing

1 specs

MSRP

$425

$795

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Corniche ChronographvsSeiko Prospex Sea

At a glance

Full specifications

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