Which is cheaper, the Hemel HFC Mechanical Chronograph or the Grand Seiko SLGW003?

At MSRP the Hemel HFC Mechanical Chronograph is the cheaper of the two at $550, against $11,600 for the Grand Seiko SLGW003 — a $11,050 gap before any retailer discounting.

Which is bigger, the Hemel HFC Mechanical Chronograph or the Grand Seiko SLGW003?

The Hemel HFC Mechanical Chronograph wears larger at 40mm versus 38.6mm for the Grand Seiko SLGW003 — a 1.4mm difference across the dial.

Which has better water resistance, the Hemel HFC Mechanical Chronograph or the Grand Seiko SLGW003?

The Hemel HFC Mechanical Chronograph is rated to 100m versus 30m for the Grand Seiko SLGW003.

Which has a longer power reserve, the Hemel HFC Mechanical Chronograph or the Grand Seiko SLGW003?

The Grand Seiko SLGW003 carries a 80-hour power reserve against 40 hours on the Hemel HFC Mechanical Chronograph.

What movement does the Hemel HFC Mechanical Chronograph run compared to the Grand Seiko SLGW003?

Both watches run manual movements — the Hemel HFC Mechanical Chronograph uses the Seagull ST19 and the Grand Seiko SLGW003 uses the 9SA4.

Side by side

Hemel HFC Mechanical ChronographvsGrand Seiko SLGW003

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

Hemel HFC Mechanical Chronograph

the-airfoil

MSRP $550

Grand Seiko SLGW003

slgw003g

MSRP $11,600

At a glance

12 of 29 specs differ

Diameter

HFC Mechanical Chronograph40mm

SLGW00338.6mm

Power Reserve

HFC Mechanical Chronograph40h

SLGW00380h

Water Resistance

HFC Mechanical Chronograph100m

SLGW00330m

MSRP

HFC Mechanical Chronograph$550

SLGW003$11,600

Full specifications

Case

6 specs

Crystal & Dial

3 specs

Crystal

Domed Sapphire

Sapphire

AR Coating

Inner

Yes

Dial Color

Airfoil (1970s British Pilot)

Black

Movement

2 specs

Caliber

Seagull ST19

9SA4

Power Reserve

40h

80h

Pricing

1 specs

MSRP

$550

$11,600

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Hemel HFC Mechanical ChronographvsGrand Seiko SLGW003

At a glance

Full specifications

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