Watch List notes:

The Hardcastle Collection | PROOF 64 STAR | British East India Company, Madras Presidency, Northern Circars, Proof Half-Dub (1/96-Rupee), 1794, Soho, in gilt copper, Arms of the East India Company, lions face forwards, 96 below, rev. bale mark, ENGLISH UNITED EAST INDIA COMPANY on edge, 6.61g, 6h (Stevens 5.182; Pridmore 321; KM 392a), exceptional eye appeal, much as struck, very rare, in NGC holder, graded PF64* (Cert. #5878623-014) [1 of 1 Gem Level / 1 Finer].
https://www.ngccoin.com/certlookup/5878623-014/64/
Estimate: £400 - £600