High-quality natural Amethyst octagon-shaped faceted-cut gemstones calibrated to 13x18 mm (approx. 15.00 to 16.00 cts per stone). Sourced from top-grade Brazilian rough and precision-cut in our own factory by skilled artisans, these gems feature a rich purple hue, clean eye-clean clarity, classic emerald/octagon step-faceting for brilliant light reflection, and fine surface polishing. Ideal for statement solitaire rings, pendant centers, drop earrings, and custom fine fashion jewelry designs. Wholesale bulk quantities and custom orders available upon request.