Afghani Aquamarine straight drilled Natural Crystals measure approximately 3x7mm up to 18x20mm, the crystals have a brilliant quality, are exceptionally clean for Beryl with minor internal characteristics, the polish is excellent, crystals are natural and are cut only for length, and the transparent bodies are a light very very slight blue hue with a brilliant quality, and these Aquamarine beads exhibit spectacular Clarity and Color in this Natural Untreated Aquamarine!