Great Britain
Henry VI (1st Reign, 1422-61) gold Noble ND, S-1804, North-1416 (scarce), Annulet Issue, Lis over stern, York mint, AU Details "Removed From Jewelry" NGC, smoothed edge, skillfully cleaned probably long ago, broad flan with full legends, sharp king in ship, nice clear center on reverse with the king's initial very sharp, a well-made piece -- which is probably why someone chose it for jewelry centuries ago.
Estimate: 2000-2500 USD