2004-2007 £1 Bridges Silver Proof Piedfort One Pound Coin Set Royal Mint

OBVERSE DESIGNED BY IAN RANK-BROADLEY. REVERSE DESIGNS BY EDWINA ELLIS. FEATURES : 2004 FORTH RAIL BRIDGE, 2005 MENAI STRAITS BRIDGE, 2006 EGYPTION ARCH BRIDGE AND 2007 GATESHEAD MILLENNIUM BRIDGE. 925 STERLING SILVER AND WEIGHS 19.0 GRAMS WITH A DIAMETER OF 22.50 MM. COMES COMPLETE WITH EACH COIN IN ITS OWN CAPSULE WITH INDIVUAL CERTIFICATES OF AUTHENTICITY IN ORIGINAL BLUE ROYAL MINT CASE. Piedfort Are Thicker Than Normal Coins. Piedfort comes from the French pied-fort or Piedfort which translates to heavy weight.

It is used to describe a specially issued coin, which is thicker and heavier than the usual specifications. Piedfort coins are usually struck using the same dies as the standard coins. The diameter remains the same but they are greater thickness and weight of the standard precious metal coin, usually double.

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