Great Britain. Elizabeth II (1952-2022). Gold "E.E.C. 25th Anniversary" 50 Pence, 1998. Head with tiara right. Rev. Bouquet of stars, mintage 1,500, 15.5 grams in 22 carat (KM-992b). In original blue case of issue, Certificate of Authenticity #838. Choice Gem Proof. Estimated Value $600 - UP