Which is cheaper, the Hemel Sky Racer Mechanical or the Tissot Gentleman Open Heart?

At MSRP the Hemel Sky Racer Mechanical is the cheaper of the two at $550, against $1,025 for the Tissot Gentleman Open Heart — a $475 gap before any retailer discounting.

Which is bigger, the Hemel Sky Racer Mechanical or the Tissot Gentleman Open Heart?

The Hemel Sky Racer Mechanical wears larger at 43mm versus 40mm for the Tissot Gentleman Open Heart — a 3mm difference across the dial.

Which has better water resistance, the Hemel Sky Racer Mechanical or the Tissot Gentleman Open Heart?

The Tissot Gentleman Open Heart is rated to 100m versus 50m for the Hemel Sky Racer Mechanical.

Which has a longer power reserve, the Hemel Sky Racer Mechanical or the Tissot Gentleman Open Heart?

The Tissot Gentleman Open Heart carries a 80-hour power reserve against 40 hours on the Hemel Sky Racer Mechanical.

What movement does the Hemel Sky Racer Mechanical run compared to the Tissot Gentleman Open Heart?

The Hemel Sky Racer Mechanical runs a manual caliber (Seagull ST19), while the Tissot Gentleman Open Heart runs a automatic.

Side by side

Hemel Sky Racer MechanicalvsTissot Gentleman Open Heart

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

Hemel Sky Racer Mechanical

HF37MNB

MSRP $550

Tissot Gentleman Open Heart

t1274071103101

MSRP $1,025

At a glance

16 of 29 specs differ

Diameter

Sky Racer Mechanical43mm

Gentleman Open Heart40mm

Power Reserve

Sky Racer Mechanical40h

Gentleman Open Heart80h

Water Resistance

Sky Racer Mechanical50m

Gentleman Open Heart100m

MSRP

Sky Racer Mechanical$550

Gentleman Open Heart$1,025

Full specifications

Case

6 specs

Diameter

43mm

40mm

Thickness

14mm

11.5mm

Lug-to-Lug

49mm

40mm

Lug Width

20mm

21mm

Material

316L Stainless Steel

Stainless Steel

Water Resistance

50m

100m

Crystal & Dial

6 specs

Crystal

Domed Sapphire

Sapphire

Crystal Shape

Flat

Domed

AR Coating

Inner

Yes

Dial Color

Black

Silver

Indices

Applied

Indexes

Lume

None

Super-LumiNova ®

Movement

3 specs

Caliber

Seagull ST19

—

Type

Manual

Automatic

Power Reserve

40h

80h

Pricing

1 specs

MSRP

$550

$1,025

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