2024年3月5日 · Here’s our list of rare 20p coins to keep an eye out for – including the famous undated 20p. We also cover how and where to sell rare 20p coins in the UK and how to save money if you’re selling coins internationally.

Beware of recent Chinese made forgeries of the dateless 20p. The fakes usually have a proof-like appearance and the Queen’s eye and hair detail looks wrong (among other minor differences). Collectability/Scarcity: 5 (for scale details see here ).

2021年6月30日 · We’ve rounded up some of the most valuable error coins according to change checking website Coin Hunter. If you’re lucky enough to stumble across all of them, they could be worth a combined £3,154....

2025年2月7日 · A 20p coin has sold for an eye-watering £97 on eBay because of a massive error in its design. This rare coin has no date printed on either side. It is known as a “mule” 20p and it is thought ...

The holy grail of change collecting: the rare undated 20p. An interesting error occurred at The Royal Mint in November 2008: a small number of Twenty Pence pieces were struck without …

2021年12月13日 · Experts like Coin Hunter or The Royal Mint will check if your change is legitimate and worth what others are saying too. We've put together a round-up of the most valuable ones - so keep your eyes...

2011年8月21日 · If it has the same profile, thickness and weight as a 20p, then it is a blank that got through. It should be flat on both sides as the relief is made by the dies. They usually sell for a few pounds at most, so there isn't a fortune to be made, but it's still a nice thing to have.

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2014年8月21日 · The only engineers reported to have been issued with 1985 20p coins were P&T Engineers and some of these seem to have been clever (or fortunate) enough NOT to have returned the coins. How rare are they and what grades do they turn up in? The 1985 Irish 20p coin is exceedingly rare and less than 10 are known to exist in private collections

2016年6月24日 · 20p coin struck on a 1p blank. Credit: Alun Barker/SWNS. This unique 20p coin struck onto a 1p blank has been verified by The Royal Mint as a genuine coin and was also sent to ANACS (America’s oldest coin authentication and grading service) and confirmed to contain a mix of foreign metals to form a copper plated steel blank.