Which is cheaper, the Praesidus 42mm Automatic or the Grand Seiko SLGB006?

At MSRP the Praesidus 42mm Automatic is the cheaper of the two at $680, against $43,600 for the Grand Seiko SLGB006 — a $42,920 gap before any retailer discounting.

Which is bigger, the Praesidus 42mm Automatic or the Grand Seiko SLGB006?

The Praesidus 42mm Automatic wears larger at 38mm versus 37mm for the Grand Seiko SLGB006 — a 1mm difference across the dial.

Which has a longer power reserve, the Praesidus 42mm Automatic or the Grand Seiko SLGB006?

The Grand Seiko SLGB006 carries a 72-hour power reserve against 40 hours on the Praesidus 42mm Automatic.

What movement does the Praesidus 42mm Automatic run compared to the Grand Seiko SLGB006?

The Praesidus 42mm Automatic runs a automatic caliber (Seiko NH35), while the Grand Seiko SLGB006 runs a spring drive (9RB2).

Side by side

Praesidus 42mm AutomaticvsGrand Seiko SLGB006

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

Praesidus 42mm Automatic

P-42-HP-GRSG

MSRP $680

Grand Seiko SLGB006

slgb006g

MSRP $43,600

At a glance

12 of 29 specs differ

Diameter

42mm Automatic38mm

SLGB00637mm

Power Reserve

42mm Automatic40h

SLGB00672h

Water Resistance

42mm Automatic100m

SLGB006100m

MSRP

42mm Automatic$680

SLGB006$43,600

Full specifications

Case

6 specs

Crystal & Dial

2 specs

AR Coating

Inner

Yes

Dial Color

42mm Automatic

Black

Movement

3 specs

Caliber

Seiko NH35

9RB2

Type

Automatic

Spring Drive

Power Reserve

40h

72h

Pricing

1 specs

MSRP

$680

$43,600

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Praesidus 42mm AutomaticvsGrand Seiko SLGB006

At a glance

Full specifications

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