High-quality natural London Blue Topaz cushion faceted-cut gemstones calibrated to 10x10 mm (approx. 4.60 to 5.20 cts per stone). Sourced from top-grade natural topaz rough and precision-cut in our own factory by skilled artisans, these gems feature a deep, rich London blue hue with brilliant cushion faceting, intense fire, and high surface polish. Ideal for statement solitaire rings, pendant centers, drop earrings, and custom fine fashion jewelry designs. Wholesale bulk quantities and custom orders available upon request.