Which is cheaper, the Fortis Flieger F-39 Werk 7 or the Hemel Sky Racer Mechanical?

At MSRP the Hemel Sky Racer Mechanical is the cheaper of the two at $550, against $4,510 for the Fortis Flieger F-39 Werk 7 — a $3,960 gap before any retailer discounting.

Which is bigger, the Fortis Flieger F-39 Werk 7 or the Hemel Sky Racer Mechanical?

The Hemel Sky Racer Mechanical wears larger at 43mm versus 39mm for the Fortis Flieger F-39 Werk 7 — a 4mm difference across the dial.

Which has better water resistance, the Fortis Flieger F-39 Werk 7 or the Hemel Sky Racer Mechanical?

The Fortis Flieger F-39 Werk 7 is rated to 200m versus 50m for the Hemel Sky Racer Mechanical.

Which has a longer power reserve, the Fortis Flieger F-39 Werk 7 or the Hemel Sky Racer Mechanical?

The Hemel Sky Racer Mechanical carries a 40-hour power reserve against 38 hours on the Fortis Flieger F-39 Werk 7.

What movement does the Fortis Flieger F-39 Werk 7 run compared to the Hemel Sky Racer Mechanical?

The Fortis Flieger F-39 Werk 7 runs a automatic caliber (Werk 7 (Manufacture)), while the Hemel Sky Racer Mechanical runs a manual (Seagull ST19).

Side by side

Fortis Flieger F-39 Werk 7vsHemel Sky Racer Mechanical

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

Fortis Flieger F-39 Werk 7

F-39 Werk 7

MSRP $4,510

Hemel Sky Racer Mechanical

HF37MNB

MSRP $550

At a glance

12 of 29 specs differ

Diameter

Flieger F-39 Werk 739mm

Sky Racer Mechanical43mm

Power Reserve

Flieger F-39 Werk 738h

Sky Racer Mechanical40h

Water Resistance

Flieger F-39 Werk 7200m

Sky Racer Mechanical50m

MSRP

Flieger F-39 Werk 7$4,510

Sky Racer Mechanical$550

Full specifications

Case

6 specs

Crystal & Dial

1 specs

Crystal

Sapphire

Domed Sapphire

Movement

4 specs

Caliber

Werk 7 (Manufacture)

Seagull ST19

Type

Automatic

Manual

Power Reserve

38h

40h

Jewels

Pricing

1 specs

MSRP

$4,510

$550

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Fortis Flieger F-39 Werk 7vsHemel Sky Racer Mechanical

At a glance

Full specifications

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