The "Cartwheel" two pence coin, also known as the "Cartwheel Twopence," is a historic and distinctive coin produced during the reign of King George III in 1797. It was minted at the Soho Mint in Birmingham, England, which was operated by Matthew Boulton and James Watt. These coins are called "Cartwheel" due to their large and heavy design.

Key details about the 1797 Cartwheel Twopence from Soho Mint:

1. Design: The obverse (front) of the coin features a portrait of King George III facing right, along with the inscription "GEORGIUS III D.G. BRITANNIAR. REX F.D." (George III, by the Grace of God, King of the Britains, Defender of the Faith). The reverse (back) displays a seated Britannia figure with a trident, a shield, and the sea behind her. The denomination "TWO PENCE" and the date "1797" are inscribed on the reverse.
2. Composition: These coins are made of copper and have a thick, heavy design. They earned the nickname "Cartwheel" because they resemble cartwheels in size and weight.
3. Value: The Cartwheel Twopence had a face value of two pence, making it a substantial coin in terms of denomination.
4. Size and Weight: These coins are large and heavy, with a diameter of about 41 millimeters (1.6 inches) and a weight of 56.7 grams (nearly 2 ounces). They are one of the largest coins ever produced in the United Kingdom.
5. Historical Significance: The Cartwheel Twopence coins were designed to combat the problem of counterfeiting that was prevalent at the time. Their size and weight made it challenging to produce counterfeit versions.
6. Collectibility: These coins are highly collectible and are considered a classic and iconic piece of British numismatics.

The value of a 1797 Cartwheel Twopence coin from Soho Mint depends on factors such as its condition, rarity, and demand among collectors. These coins are often sought after for their historical significance and unique design.