Stabilized apple Green Turquoise fat oval bead - this bead makes a great focal pendant. Bead is drilled through the center, ~0.65 mm hole. Stones will vary as no 2 stones are alike. They will also vary slightly in color. This picture is enlarged to show detail.
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Stabilizing is a ordinary process used to make lower grade Turquoise hard enough to be shaped.  This then also a buyer the ability to purchase genuine Turquoise stone at a much lower price than unstabilized Turquoise.  
~18x13mm; price is for 1 bead