Edward VII, satin proof sovereign, 1908C, struck en médaille, bare head r., rev. St. George and the dragon, C above date (S.3970; M.183 [R6]), about uncirculated, extremely rare ex Hemisphere Collection, Baldwin's Auctions, 8 May 2014, lot 2187 ex Baldwin's Auction 93, 5 May 2015, lot 220 All 1908C sovereigns were struck in a satin proof finish to celebrate the inauguration of the Ottawa Mint. (£5000-6000)