Which is cheaper, the Hemel Sky Racer Mechanical or the Gruppo Gamma Field III GMT Date?

At MSRP the Gruppo Gamma Field III GMT Date is the cheaper of the two at $459, against $550 for the Hemel Sky Racer Mechanical — a $91 gap before any retailer discounting.

Which is bigger, the Hemel Sky Racer Mechanical or the Gruppo Gamma Field III GMT Date?

The Hemel Sky Racer Mechanical wears larger at 43mm versus 40mm for the Gruppo Gamma Field III GMT Date — a 3mm difference across the dial.

Which has better water resistance, the Hemel Sky Racer Mechanical or the Gruppo Gamma Field III GMT Date?

The Gruppo Gamma Field III GMT Date is rated to 200m versus 50m for the Hemel Sky Racer Mechanical.

Which has a longer power reserve, the Hemel Sky Racer Mechanical or the Gruppo Gamma Field III GMT Date?

The Gruppo Gamma Field III GMT Date carries a 41-hour power reserve against 40 hours on the Hemel Sky Racer Mechanical.

What movement does the Hemel Sky Racer Mechanical run compared to the Gruppo Gamma Field III GMT Date?

The Hemel Sky Racer Mechanical runs a manual caliber (Seagull ST19), while the Gruppo Gamma Field III GMT Date runs a automatic (Seiko Instruments NH38A).

Side by side

Hemel Sky Racer MechanicalvsGruppo Gamma Field III GMT Date

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

Hemel Sky Racer Mechanical

HF37MNB

MSRP $550

Gruppo Gamma Field III GMT Date

venturo-gmt-date

MSRP $459

At a glance

14 of 29 specs differ

Diameter

Sky Racer Mechanical43mm

Field III GMT Date40mm

Power Reserve

Sky Racer Mechanical40h

Field III GMT Date41h

Water Resistance

Sky Racer Mechanical50m

Field III GMT Date200m

MSRP

Sky Racer Mechanical$550

Field III GMT Date$459

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal

Domed Sapphire

Sapphire

AR Coating

Inner

Yes

Lume

None

Super-LumiNova

Movement

4 specs

Caliber

Seagull ST19

Seiko Instruments NH38A

Type

Manual

Automatic

Power Reserve

40h

41h

Complications

None

GMT, Date

Pricing

1 specs

MSRP

$550

$459

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