Which is cheaper, the Sinn 144 St DIAPAL or the Helgray Speedster (Racing Light Blue)?

At MSRP the Helgray Speedster (Racing Light Blue) is the cheaper of the two at $299, against $4,428 for the Sinn 144 St DIAPAL — a $4,129 gap before any retailer discounting.

Which is bigger, the Sinn 144 St DIAPAL or the Helgray Speedster (Racing Light Blue)?

The Sinn 144 St DIAPAL wears larger at 41mm versus 39mm for the Helgray Speedster (Racing Light Blue) — a 2mm difference across the dial.

Which has better water resistance, the Sinn 144 St DIAPAL or the Helgray Speedster (Racing Light Blue)?

The Sinn 144 St DIAPAL is rated to 200m versus 30m for the Helgray Speedster (Racing Light Blue).

Which has a longer power reserve, the Sinn 144 St DIAPAL or the Helgray Speedster (Racing Light Blue)?

The Sinn 144 St DIAPAL carries a 48-hour power reserve against 40 hours on the Helgray Speedster (Racing Light Blue).

What movement does the Sinn 144 St DIAPAL run compared to the Helgray Speedster (Racing Light Blue)?

Both watches run automatic movements — the Sinn 144 St DIAPAL uses the LJP 8000 and the Helgray Speedster (Racing Light Blue) uses the Miyota 6S21.

Side by side

Sinn 144 St DIAPALvsHelgray Speedster (Racing Light Blue)

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

Sinn 144 St DIAPAL

144 St DIAPAL

MSRP $4,428

Helgray Speedster (Racing Light Blue)

speedster-racing-light-blue

MSRP $299

At a glance

17 of 29 specs differ

Diameter

144 St DIAPAL41mm

Speedster (Racing Light Blue)39mm

Power Reserve

144 St DIAPAL48h

Speedster (Racing Light Blue)40h

Water Resistance

144 St DIAPAL200m

Speedster (Racing Light Blue)30m

MSRP

144 St DIAPAL$4,428

Speedster (Racing Light Blue)$299

Full specifications

Case

7 specs

Crystal & Dial

5 specs

Crystal Shape

—

Flat

AR Coating

Underside

Inner

Dial Color

Anthracite

Black

Indices

—

Applied

Lume

Luminescent

None

Movement

4 specs

Caliber

LJP 8000

Miyota 6S21

Power Reserve

48h

40h

Jewels

Complications

GMT, Date, Chronograph, Tachymeter

None

Pricing

1 specs

MSRP

$4,428

$299

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