Great Britain. Proof Half Sovereign, 1839. S.3859; KM-735.1; WR-344. Plain edge. Inverted reverse. Issued in the Coronation set of this year. Victoria. First Young head left. Reverse; Crowned shield within filleted laurel wreath; rose, shamrock and thistle spray below. Rare. NGC graded Proof 63 Ultra Cameo. Estimate Value $5,000 - 6,000