Which is cheaper, the Sinn 456 TW70 GG or the Hemel HD24 Automatic?

At MSRP the Hemel HD24 Automatic is the cheaper of the two at $300, against $6,372 for the Sinn 456 TW70 GG — a $6,072 gap before any retailer discounting.

Which is bigger, the Sinn 456 TW70 GG or the Hemel HD24 Automatic?

The Hemel HD24 Automatic wears larger at 40mm versus 28mm for the Sinn 456 TW70 GG — a 12mm difference across the dial.

Which has a longer power reserve, the Sinn 456 TW70 GG or the Hemel HD24 Automatic?

The Hemel HD24 Automatic carries a 40-hour power reserve against 38 hours on the Sinn 456 TW70 GG.

What movement does the Sinn 456 TW70 GG run compared to the Hemel HD24 Automatic?

Both watches run automatic movements — the Sinn 456 TW70 GG uses the SW 100 and the Hemel HD24 Automatic uses the Seiko NH38A.

Side by side

Sinn 456 TW70 GGvsHemel HD24 Automatic

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

Sinn 456 TW70 GG

456 TW70 GG

MSRP $6,372

Hemel HD24 Automatic

the-gallant

MSRP $300

At a glance

18 of 29 specs differ

Diameter

456 TW70 GG28mm

HD24 Automatic40mm

Power Reserve

456 TW70 GG38h

HD24 Automatic40h

Water Resistance

456 TW70 GG200m

HD24 Automatic200m

MSRP

456 TW70 GG$6,372

HD24 Automatic$300

Full specifications

Case

8 specs

Crystal & Dial

6 specs

Crystal

Sapphire

Domed Sapphire

Crystal Shape

—

Flat

AR Coating

Underside

Inner

Dial Color

Black

Gallant USAF Edition

Indices

—

Applied

Lume

Luminescent

None

Movement

3 specs

Caliber

SW 100

Seiko NH38A

Power Reserve

38h

40h

Complications

Date

None

Pricing

1 specs

MSRP

$6,372

$300

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Sinn 456 TW70 GGvsHemel HD24 Automatic

At a glance

Full specifications

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