Which is cheaper, the Grand Seiko SLGW003 or the Helgray Speedster (Racing Light Blue)?

At MSRP the Helgray Speedster (Racing Light Blue) is the cheaper of the two at $299, against $11,600 for the Grand Seiko SLGW003 — a $11,301 gap before any retailer discounting.

Which is bigger, the Grand Seiko SLGW003 or the Helgray Speedster (Racing Light Blue)?

The Helgray Speedster (Racing Light Blue) wears larger at 39mm versus 38.6mm for the Grand Seiko SLGW003 — a 0.4mm difference across the dial.

Which has a longer power reserve, the Grand Seiko SLGW003 or the Helgray Speedster (Racing Light Blue)?

The Grand Seiko SLGW003 carries a 80-hour power reserve against 40 hours on the Helgray Speedster (Racing Light Blue).

What movement does the Grand Seiko SLGW003 run compared to the Helgray Speedster (Racing Light Blue)?

The Grand Seiko SLGW003 runs a manual caliber (9SA4), while the Helgray Speedster (Racing Light Blue) runs a automatic (Miyota 6S21).

Side by side

Grand Seiko SLGW003vsHelgray Speedster (Racing Light Blue)

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

Grand Seiko SLGW003

slgw003g

MSRP $11,600

Helgray Speedster (Racing Light Blue)

speedster-racing-light-blue

MSRP $299

At a glance

10 of 29 specs differ

Diameter

SLGW00338.6mm

Speedster (Racing Light Blue)39mm

Power Reserve

SLGW00380h

Speedster (Racing Light Blue)40h

Water Resistance

SLGW00330m

Speedster (Racing Light Blue)30m

MSRP

SLGW003$11,600

Speedster (Racing Light Blue)$299

Full specifications

Case

5 specs

Crystal & Dial

1 specs

AR Coating

Yes

Inner

Movement

3 specs

Caliber

9SA4

Miyota 6S21

Type

Manual

Automatic

Power Reserve

80h

40h

Pricing

1 specs

MSRP

$11,600

$299

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