Watch List notes:

India, Travancore, pattern ½ sovereign, 1881, in white metal, portrait of Sri Rama Varma Maharaja, rev. arms, two rearing elephants with a conch shell between, plain edge, struck at the Heaton Mint, Birmingham (KM.Pn1), in plastic holder, graded by NGC Proof 62 Ultra Cameo, very rare acquired from Spink & Son in the early 1980s (£3500-4000)