Which is cheaper, the Signum Sollus or the Grand Seiko SLGB005?

At MSRP the Signum Sollus is the cheaper of the two at $529, against $11,100 for the Grand Seiko SLGB005 — a $10,571 gap before any retailer discounting.

Which is bigger, the Signum Sollus or the Grand Seiko SLGB005?

The Signum Sollus wears larger at 40.5mm versus 37mm for the Grand Seiko SLGB005 — a 3.5mm difference across the dial.

Which has better water resistance, the Signum Sollus or the Grand Seiko SLGB005?

The Grand Seiko SLGB005 is rated to 100m versus 50m for the Signum Sollus.

What movement does the Signum Sollus run compared to the Grand Seiko SLGB005?

The Signum Sollus runs a automatic caliber (Miyota 9039), while the Grand Seiko SLGB005 runs a spring drive (9RB2).

Side by side

Signum SollusvsGrand Seiko SLGB005

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

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Signum Sollus

signum-sollus-automatic

MSRP $529

Grand Seiko SLGB005

slgb005g

MSRP $11,100

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Buy used on eBay ↗

Buy from Grand Seiko ↗

Buy used on eBay ↗

At a glance

11 of 29 specs differ

Diameter

Sollus40.5mm

SLGB00537mm

Power Reserve

Sollus—

SLGB00572h

Water Resistance

Sollus50m

SLGB005100m

MSRP

Sollus$529

SLGB005$11,100

Full specifications

Case

5 specs

Crystal & Dial

2 specs

AR Coating

Inner

Yes

Dial Color

—

Black

Movement

3 specs

Caliber

Miyota 9039

9RB2

Type

Automatic

Spring Drive

Power Reserve

—

72h

Pricing

1 specs

MSRP

$529

$11,100

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Signum SollusvsGrand Seiko SLGB005

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