Which is cheaper, the Hemel HFC Mechanical Chronograph or the Tissot Seastar 1000 Powermatic 80 GMT?

At MSRP the Hemel HFC Mechanical Chronograph is the cheaper of the two at $550, against $1,375 for the Tissot Seastar 1000 Powermatic 80 GMT — a $825 gap before any retailer discounting.

Which is bigger, the Hemel HFC Mechanical Chronograph or the Tissot Seastar 1000 Powermatic 80 GMT?

The Tissot Seastar 1000 Powermatic 80 GMT wears larger at 46mm versus 40mm for the Hemel HFC Mechanical Chronograph — a 6mm difference across the dial.

Which has better water resistance, the Hemel HFC Mechanical Chronograph or the Tissot Seastar 1000 Powermatic 80 GMT?

The Tissot Seastar 1000 Powermatic 80 GMT is rated to 300m versus 100m for the Hemel HFC Mechanical Chronograph.

Which has a longer power reserve, the Hemel HFC Mechanical Chronograph or the Tissot Seastar 1000 Powermatic 80 GMT?

The Tissot Seastar 1000 Powermatic 80 GMT 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 Tissot Seastar 1000 Powermatic 80 GMT?

The Hemel HFC Mechanical Chronograph runs a manual caliber (Seagull ST19), while the Tissot Seastar 1000 Powermatic 80 GMT runs a automatic (Powermatic 80).

Side by side

Hemel HFC Mechanical ChronographvsTissot Seastar 1000 Powermatic 80 GMT

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

Hemel HFC Mechanical Chronograph

the-airfoil

MSRP $550

Tissot Seastar 1000 Powermatic 80 GMT

t1204291105101

MSRP $1,375

At a glance

17 of 29 specs differ

Diameter

HFC Mechanical Chronograph40mm

Seastar 1000 Powermatic 80 GMT46mm

Power Reserve

HFC Mechanical Chronograph40h

Seastar 1000 Powermatic 80 GMT80h

Water Resistance

HFC Mechanical Chronograph100m

Seastar 1000 Powermatic 80 GMT300m

MSRP

HFC Mechanical Chronograph$550

Seastar 1000 Powermatic 80 GMT$1,375

Full specifications

Case

7 specs

Crystal & Dial

6 specs

Crystal

Domed Sapphire

Sapphire

Crystal Shape

Flat

Domed

AR Coating

Inner

Yes

Dial Color

Airfoil (1970s British Pilot)

Black

Indices

Applied

Indexes

Lume

None

Super-LumiNova ®

Movement

3 specs

Caliber

Seagull ST19

Powermatic 80

Type

Manual

Automatic

Power Reserve

40h

80h

Pricing

1 specs

MSRP

$550

$1,375

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