Which is cheaper, the Citizen Eco-Drive One or the Hemel HFC Mechanical Chronograph?

At MSRP the Hemel HFC Mechanical Chronograph is the cheaper of the two at $550, against $4,995 for the Citizen Eco-Drive One — a $4,445 gap before any retailer discounting.

Which is bigger, the Citizen Eco-Drive One or the Hemel HFC Mechanical Chronograph?

The Hemel HFC Mechanical Chronograph wears larger at 40mm versus 38.6mm for the Citizen Eco-Drive One — a 1.4mm difference across the dial.

Which has better water resistance, the Citizen Eco-Drive One or the Hemel HFC Mechanical Chronograph?

The Hemel HFC Mechanical Chronograph is rated to 100m versus 50m for the Citizen Eco-Drive One.

What movement does the Citizen Eco-Drive One run compared to the Hemel HFC Mechanical Chronograph?

The Citizen Eco-Drive One runs a solar caliber (8826), while the Hemel HFC Mechanical Chronograph runs a manual (Seagull ST19).

Side by side

Citizen Eco-Drive OnevsHemel HFC Mechanical Chronograph

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

Citizen Eco-Drive One

AR5064

MSRP $4,995

Hemel HFC Mechanical Chronograph

the-airfoil

MSRP $550

At a glance

12 of 29 specs differ

Diameter

Eco-Drive One38.6mm

HFC Mechanical Chronograph40mm

Power Reserve

Eco-Drive One40h

HFC Mechanical Chronograph40h

Water Resistance

Eco-Drive One50m

HFC Mechanical Chronograph100m

MSRP

Eco-Drive One$4,995

HFC Mechanical Chronograph$550

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal

Sapphire

Domed Sapphire

AR Coating

Underside

Inner

Dial Color

Blue

Airfoil (1970s British Pilot)

Movement

2 specs

Caliber

8826

Seagull ST19

Type

Solar

Manual

Pricing

1 specs

MSRP

$4,995

$550

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