Premium 12x9mm & 13x10mm Blue Sapphire Faceted Oval Gemstones - 16 Inch Strand (33 Pieces) A Grade for Jewelry Making, Beading & DIY Crafts" 或 "33-Piece A Grade Blue Sapphire Faceted Oval Gemstones (12x9mm & 13x10mm) - 16 Inch Strand for Necklaces, Bracelets & Earrings - Jewelry Design & Beading Supplies

Blue Sapphire Faceted Ovals exhibit a light to dark color saturation, have a vitreous luster, good faceting & polish, fairly symmetrical oval shapes, an opaque to semi-translucent body, well matched for tone on strand, show moderate internal characteristics, and the beads are an indigo blue hue for a A grade strand.