Watch List notes:

British Coins, Victoria, proof sovereign, 1839, plain edge, struck en médaille, young head l., rev. crowned shield of arms within wreath (S.3852; W&R.302 [R4, 11-20 known]; DM.203), light handling marks but still brilliant, certified and graded by PCGS as Proof 62 Deep Cameo
Only two other examples graded PF62DC by PCGS.
(6000-8000 GBP)