"Imperial" topaz from Ouro Preto, Brazil is a "Holy Grail" topaz varietal, most collectors look for. This is a rare doubly terminated crystal. This classic, gorgeous, gemmy and lustrous, complete-all-around, striated crystal has beautiful, golden-orange color and excellent luster and fire. The internal crazing adds character. Very nearly pristine. Weighs 12.53 carats or 2.5 grams.