Watch List notes:

BRITISH COINS, Other Properties, George V (1910-1936), Silver Proof Set, 1927, Wreath Crown to Threepence, in original leatherette issue case (S PS14); George VI, Silver Specimen Set, 1937, Crown to Threepence, cased (S 4078, 4080, 4081, 4083, 4084, 4085). First practically as struck, toned, second with Crown cleaned, generally very fine. (12)
from the David Sellwood Collection

Estimate: £400-500