Watch List notes:

(g) PF69 UCAM | Bahamas, Elizabeth II (1952-2022), Commemorative Gold Proof Twenty-Dollars, 1971, rev. Lighthouse shining, .917 Fine, edge milled, 7.98g, 12h (KM 28), speckling in otherwise brilliant fields, choice uncirculated, in NGC holder, graded PF69 ULTRA CAMEO (#3605613-004).
Provenance
Heritage, NYINC 'World Non-Floor Auction' 3022, 15-16 January 2013, lot 26444 - $365
Estimate: £350 - £450