Which is cheaper, the Grand Seiko SBGX363 or the Helgray Speedster (Racing Light Blue)?

At MSRP the Helgray Speedster (Racing Light Blue) is the cheaper of the two at $299, against $3,600 for the Grand Seiko SBGX363 — a $3,301 gap before any retailer discounting.

Which is bigger, the Grand Seiko SBGX363 or the Helgray Speedster (Racing Light Blue)?

The Helgray Speedster (Racing Light Blue) wears larger at 39mm versus 32.3mm for the Grand Seiko SBGX363 — a 6.7mm difference across the dial.

Which has better water resistance, the Grand Seiko SBGX363 or the Helgray Speedster (Racing Light Blue)?

The Grand Seiko SBGX363 is rated to 100m versus 30m for the Helgray Speedster (Racing Light Blue).

What movement does the Grand Seiko SBGX363 run compared to the Helgray Speedster (Racing Light Blue)?

The Grand Seiko SBGX363 runs a quartz caliber (9F51), while the Helgray Speedster (Racing Light Blue) runs a automatic (Miyota 6S21).

Side by side

Grand Seiko SBGX363vsHelgray Speedster (Racing Light Blue)

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

Grand Seiko SBGX363

sbgx363g

MSRP $3,600

Helgray Speedster (Racing Light Blue)

speedster-racing-light-blue

MSRP $299

At a glance

10 of 29 specs differ

Diameter

SBGX36332.3mm

Speedster (Racing Light Blue)39mm

Power Reserve

SBGX36340h

Speedster (Racing Light Blue)40h

Water Resistance

SBGX363100m

Speedster (Racing Light Blue)30m

MSRP

SBGX363$3,600

Speedster (Racing Light Blue)$299

Full specifications

Case

6 specs

Crystal & Dial

1 specs

AR Coating

Yes

Inner

Movement

2 specs

Caliber

9F51

Miyota 6S21

Type

Quartz

Automatic

Pricing

1 specs

MSRP

$3,600

$299

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