Which is cheaper, the Oris Big Crown Diamonds or the Hemel Sky Racer Mechanical?

At MSRP the Hemel Sky Racer Mechanical is the cheaper of the two at $550, against $3,300 for the Oris Big Crown Diamonds — a $2,750 gap before any retailer discounting.

Which is bigger, the Oris Big Crown Diamonds or the Hemel Sky Racer Mechanical?

The Hemel Sky Racer Mechanical wears larger at 43mm versus 34mm for the Oris Big Crown Diamonds — a 9mm difference across the dial.

Which has a longer power reserve, the Oris Big Crown Diamonds or the Hemel Sky Racer Mechanical?

The Hemel Sky Racer Mechanical carries a 40-hour power reserve against 42 hours hours on the Oris Big Crown Diamonds.

What movement does the Oris Big Crown Diamonds run compared to the Hemel Sky Racer Mechanical?

The Oris Big Crown Diamonds runs a automatic caliber (531), while the Hemel Sky Racer Mechanical runs a manual (Seagull ST19).

Side by side

Oris Big Crown DiamondsvsHemel Sky Racer Mechanical

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

Oris Big Crown Diamonds

01-531-7797-4094-07-8-17-06

MSRP $3,300

Hemel Sky Racer Mechanical

HF37MNB

MSRP $550

At a glance

18 of 29 specs differ

Diameter

Big Crown Diamonds34mm

Sky Racer Mechanical43mm

Power Reserve

Big Crown Diamonds42 hoursh

Sky Racer Mechanical40h

Water Resistance

Big Crown Diamonds50m

Sky Racer Mechanical50m

MSRP

Big Crown Diamonds$3,300

Sky Racer Mechanical$550

Full specifications

Case

8 specs

Crystal & Dial

4 specs

Crystal

Sapphire

Domed Sapphire

Crystal Shape

—

Flat

AR Coating

Underside

Inner

Indices

—

Applied

Movement

5 specs

Caliber

531

Seagull ST19

Type

Automatic

Manual

Beat Rate

4 vph

28,800 vph

Power Reserve

42 hoursh

40h

Jewels

—

Pricing

1 specs

MSRP

$3,300

$550

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Oris Big Crown DiamondsvsHemel Sky Racer Mechanical

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