Which is cheaper, the Massena LAB Geometer or the Hemel HFC Mechanical Chronograph?

At MSRP the Hemel HFC Mechanical Chronograph is the cheaper of the two at $550, against $3,495 for the Massena LAB Geometer — a $2,945 gap before any retailer discounting.

Which is bigger, the Massena LAB Geometer or the Hemel HFC Mechanical Chronograph?

The Hemel HFC Mechanical Chronograph wears larger at 40mm versus 39mm for the Massena LAB Geometer — a 1mm difference across the dial.

Which has better water resistance, the Massena LAB Geometer or the Hemel HFC Mechanical Chronograph?

The Hemel HFC Mechanical Chronograph is rated to 100m versus 50m for the Massena LAB Geometer.

Which has a longer power reserve, the Massena LAB Geometer or the Hemel HFC Mechanical Chronograph?

The Massena LAB Geometer carries a 58-hour power reserve against 40 hours on the Hemel HFC Mechanical Chronograph.

What movement does the Massena LAB Geometer run compared to the Hemel HFC Mechanical Chronograph?

Both watches run manual movements — the Massena LAB Geometer uses the SW510 BH M Elaboré and the Hemel HFC Mechanical Chronograph uses the Seagull ST19.

Side by side

Massena LAB GeometervsHemel HFC Mechanical Chronograph

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

Massena LAB Geometer

MSRP $3,495

Hemel HFC Mechanical Chronograph

the-airfoil

MSRP $550

At a glance

14 of 29 specs differ

Diameter

Geometer39mm

HFC Mechanical Chronograph40mm

Power Reserve

Geometer58h

HFC Mechanical Chronograph40h

Water Resistance

Geometer50m

HFC Mechanical Chronograph100m

MSRP

Geometer$3,495

HFC Mechanical Chronograph$550

Full specifications

Case

5 specs

Diameter

39mm

40mm

Thickness

9mm

13.4mm

Lug-to-Lug

46mm

47mm

Material

Stainless Steel

316L Stainless Steel

Water Resistance

50m

100m

Crystal & Dial

5 specs

Crystal

Acrylic

Domed Sapphire

Crystal Shape

Domed

Flat

AR Coating

Inner

Dial Color

Brown

Airfoil (1970s British Pilot)

Lume

Cream

None

Movement

3 specs

Caliber

SW510 BH M Elaboré

Seagull ST19

Power Reserve

58h

40h

Jewels

Pricing

1 specs

MSRP

$3,495

$550

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At a glance

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