Which is cheaper, the Hemel Sky Racer Mechanical or the Oak & Oscar The Humboldt GMT?

At MSRP the Hemel Sky Racer Mechanical is the cheaper of the two at $550, against $2,175 for the Oak & Oscar The Humboldt GMT — a $1,625 gap before any retailer discounting.

Which is bigger, the Hemel Sky Racer Mechanical or the Oak & Oscar The Humboldt GMT?

The Hemel Sky Racer Mechanical wears larger at 43mm versus 39.5mm for the Oak & Oscar The Humboldt GMT — a 3.5mm difference across the dial.

Which has better water resistance, the Hemel Sky Racer Mechanical or the Oak & Oscar The Humboldt GMT?

The Oak & Oscar The Humboldt GMT 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 Oak & Oscar The Humboldt GMT?

The Oak & Oscar The Humboldt GMT carries a 56 hours-hour power reserve against 40 hours on the Hemel Sky Racer Mechanical.

What movement does the Hemel Sky Racer Mechanical run compared to the Oak & Oscar The Humboldt GMT?

The Hemel Sky Racer Mechanical runs a manual caliber (Seagull ST19), while the Oak & Oscar The Humboldt GMT runs a automatic (Sellita SW330).

Side by side

Hemel Sky Racer MechanicalvsOak & Oscar The Humboldt GMT

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

Hemel Sky Racer Mechanical

HF37MNB

MSRP $550

Oak & Oscar The Humboldt GMT

HMBDLTGMT

MSRP $2,175

At a glance

17 of 29 specs differ

Diameter

Sky Racer Mechanical43mm

The Humboldt GMT39.5mm

Power Reserve

Sky Racer Mechanical40h

The Humboldt GMT56 hoursh

Water Resistance

Sky Racer Mechanical50m

The Humboldt GMT200m

MSRP

Sky Racer Mechanical$550

The Humboldt GMT$2,175

Full specifications

Case

7 specs

Crystal & Dial

5 specs

Crystal

Domed Sapphire

Sapphire

Crystal Shape

Flat

Double-domed

AR Coating

Inner

Underside

Dial Color

Black

White

Lume

None

Super-LumiNova

Movement

4 specs

Caliber

Seagull ST19

Sellita SW330

Type

Manual

Automatic

Beat Rate

28,800 vph

4 vph

Power Reserve

40h

56 hoursh

Pricing

1 specs

MSRP

$550

$2,175

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