Which is cheaper, the Gruppo Gamma Vanguard Steel Date or the Hemel Sky Racer Mechanical?

At MSRP the Hemel Sky Racer Mechanical is the cheaper of the two at $550, against $790 for the Gruppo Gamma Vanguard Steel Date — a $240 gap before any retailer discounting.

Which is bigger, the Gruppo Gamma Vanguard Steel Date or the Hemel Sky Racer Mechanical?

The Hemel Sky Racer Mechanical wears larger at 43mm versus 42mm for the Gruppo Gamma Vanguard Steel Date — a 1mm difference across the dial.

Which has better water resistance, the Gruppo Gamma Vanguard Steel Date or the Hemel Sky Racer Mechanical?

The Gruppo Gamma Vanguard Steel Date is rated to 100m versus 50m for the Hemel Sky Racer Mechanical.

Which has a longer power reserve, the Gruppo Gamma Vanguard Steel Date or the Hemel Sky Racer Mechanical?

The Gruppo Gamma Vanguard Steel Date carries a 42-hour power reserve against 40 hours on the Hemel Sky Racer Mechanical.

What movement does the Gruppo Gamma Vanguard Steel Date run compared to the Hemel Sky Racer Mechanical?

The Gruppo Gamma Vanguard Steel Date runs a automatic caliber (Miyota 9015), while the Hemel Sky Racer Mechanical runs a manual (Seagull ST19).

Side by side

Gruppo Gamma Vanguard Steel DatevsHemel Sky Racer Mechanical

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

Gruppo Gamma Vanguard Steel Date

ag-11

MSRP $790

Hemel Sky Racer Mechanical

HF37MNB

MSRP $550

At a glance

16 of 29 specs differ

Diameter

Vanguard Steel Date42mm

Sky Racer Mechanical43mm

Power Reserve

Vanguard Steel Date42h

Sky Racer Mechanical40h

Water Resistance

Vanguard Steel Date100m

Sky Racer Mechanical50m

MSRP

Vanguard Steel Date$790

Sky Racer Mechanical$550

Full specifications

Case

7 specs

Crystal & Dial

4 specs

Crystal

Sapphire

Domed Sapphire

AR Coating

Yes

Inner

Dial Color

Forged Carbon

Black

Lume

Super-LumiNova

None

Movement

4 specs

Caliber

Miyota 9015

Seagull ST19

Type

Automatic

Manual

Power Reserve

42h

40h

Complications

Date

None

Pricing

1 specs

MSRP

$790

$550

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