Seville, Spain, gold cob 4 escudos, 1639, assayer not visible (R ), NGC MS 62, finest and only example in NGC census. Cal-1882; Fr-203; KM-unl (107.2 for type). 13.54 grams. Full shield with bold denomination IIII to right, crude cross with clear bottoms of digits of date in legend, rich gold color.
Estimate: 4000 - 6000 USD