High-quality natural emerald, 2.56 carats, grade 1C, from the Atocha (1622). Roughly 3/8" x 1/4". Mostly crystalline shape with even dark-green color throughout, opaque and with light encrustation on some surfaces. From the Atocha (1622), with Fisher tag and certificate #97A-60465.
(1500 - 2250 USD)