The 2005 Gold Proof Britannia One Hundred Pounds coin is a notable release from The Royal Mint, celebrated for its unique design and limited mintage.
 
This 2005 edition stands out with its unique reverse design, making it a distinctive piece for collectors and investors alike.
 
Design Details:
Obverse: Features the fourth crowned portrait of Queen Elizabeth II, designed by Ian Rank-Broadley. The inscription reads "ELIZABETH II D G REG FID DEF 100 POUNDS," signifying "Elizabeth II, by the Grace of God, Queen, Defender of the Faith."
 
Reverse: Depicts Britannia seated beside a lion, symbolizing strength and courage. This design was created by artist Jody Clark for the 2005 edition.