Zultanite is the trade name of Turkey’s color-change diaspore, mined in the Anatolian mountains: kiwi green in daylight, champagne in incandescent light, raspberry hints under candlelight. A single-origin gem of hardness 6.5–7 with genuine scarcity in clean sizes.Every zultanite at GEMIC Institute is natural, certified by our accredited gemologists and filmed under multiple light sources. One-of-a-kind gems; worldwide tracked shipping with our 30-day guarantee.