Which is cheaper, the Hemel HFC Mechanical Chronograph or the Longines PrimaLuna Moonphase?

At MSRP the Hemel HFC Mechanical Chronograph is the cheaper of the two at $550, against $2,950 for the Longines PrimaLuna Moonphase — a $2,400 gap before any retailer discounting.

Which is bigger, the Hemel HFC Mechanical Chronograph or the Longines PrimaLuna Moonphase?

The Hemel HFC Mechanical Chronograph wears larger at 40mm versus 34mm for the Longines PrimaLuna Moonphase — a 6mm difference across the dial.

Which has better water resistance, the Hemel HFC Mechanical Chronograph or the Longines PrimaLuna Moonphase?

The Hemel HFC Mechanical Chronograph is rated to 100m versus 30m for the Longines PrimaLuna Moonphase.

Which has a longer power reserve, the Hemel HFC Mechanical Chronograph or the Longines PrimaLuna Moonphase?

The Longines PrimaLuna Moonphase carries a 72-hour power reserve against 40 hours on the Hemel HFC Mechanical Chronograph.

What movement does the Hemel HFC Mechanical Chronograph run compared to the Longines PrimaLuna Moonphase?

The Hemel HFC Mechanical Chronograph runs a manual caliber (Seagull ST19), while the Longines PrimaLuna Moonphase runs a automatic (L899.5).

Side by side

Hemel HFC Mechanical ChronographvsLongines PrimaLuna Moonphase

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

Hemel HFC Mechanical Chronograph

the-airfoil

MSRP $550

Longines PrimaLuna Moonphase

L8.126.4.97.6

MSRP $2,950

At a glance

24 of 29 specs differ

Diameter

HFC Mechanical Chronograph40mm

PrimaLuna Moonphase34mm

Power Reserve

HFC Mechanical Chronograph40h

PrimaLuna Moonphase72h

Water Resistance

HFC Mechanical Chronograph100m

PrimaLuna Moonphase30m

MSRP

HFC Mechanical Chronograph$550

PrimaLuna Moonphase$2,950

Full specifications

Case

9 specs

Crystal & Dial

6 specs

Crystal

Domed Sapphire

Sapphire

Crystal Shape

Flat

—

AR Coating

Inner

Both sides

Dial Color

Airfoil (1970s British Pilot)

Blue

Indices

Applied

Diamond indexes

Lume

None

Super-LumiNova

Movement

8 specs

Caliber

Seagull ST19

L899.5

Type

Manual

Automatic

Beat Rate

28,800 vph

25,200 vph

Power Reserve

40h

72h

Jewels

Hacking

Yes

Hand-winding

Yes

Complications

None

Hours, minutes, seconds and date, Moon phase display at 6 o'clock

Pricing

1 specs

MSRP

$550

$2,950

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