Which is cheaper, the Signum Sollus Chrono or the Seiko Prospex Sea?

At MSRP the Signum Sollus Chrono is the cheaper of the two at $299, against $625 for the Seiko Prospex Sea — a $326 gap before any retailer discounting.

Which is bigger, the Signum Sollus Chrono or the Seiko Prospex Sea?

The Seiko Prospex Sea wears larger at 43.8mm versus 42.5mm for the Signum Sollus Chrono — a 1.3mm difference across the dial.

Which has better water resistance, the Signum Sollus Chrono or the Seiko Prospex Sea?

The Seiko Prospex Sea is rated to 200m versus 100m for the Signum Sollus Chrono.

What movement does the Signum Sollus Chrono run compared to the Seiko Prospex Sea?

The Signum Sollus Chrono runs a mecaquartz caliber (Seiko VK63), while the Seiko Prospex Sea runs a automatic (4R35).

Side by side

Signum Sollus ChronovsSeiko Prospex Sea

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

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Signum Sollus Chrono

signum-sollus-chrono

MSRP $299

Seiko Prospex Sea

srpe37

MSRP $625

At a glance

13 of 29 specs differ

Diameter

Sollus Chrono42.5mm

Prospex Sea43.8mm

Power Reserve

Sollus Chrono—

Prospex Sea41h

Water Resistance

Sollus Chrono100m

Prospex Sea200m

MSRP

Sollus Chrono$299

Prospex Sea$625

Full specifications

Case

5 specs

Crystal & Dial

3 specs

AR Coating

Inner

Anti-reflective coating on inner surface

Dial Color

—

Black

Lume

None

LumiBrite on hands, index(es) and bezel

Movement

4 specs

Caliber

Seiko VK63

4R35

Type

Mecaquartz

Automatic

Power Reserve

—

41h

Jewels

Pricing

1 specs

MSRP

$299

$625

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Signum Sollus ChronovsSeiko Prospex Sea

At a glance

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