Potosi, Bolivia, cob 8 reales, (16)21T, backwards mintmark, quadrants of cross transposed, rare. S-P21; KM-10; CT-unl. 27.00 grams. Choice full cross with dark orange sediment in crevices, just the bottoms of the last two digits of the date visible, full but weaker shield with clear mintmark q and assayer T below + ornament to left, Fine+. ($250-375)