Brazil (Bahia mint), 4000 reis, Joao Prince Regent, 1808/6, encapsulated NGC MS 62, tied for second finest known in NGC census. Russo-unl. (cf. 547); KM-unl. (cf. 235.1). Bright yellow color, with nice luster and sharp details (excellent eye appeal), very clear overdate that is unlisted in references and not mentioned inside the slab.
Estimate: $1750 - 2500