Vintage Alexandrite Engagement ring set Rose gold for women, Pear shaped alexandrite with half eternity diamonds,matching with a curved diamond band,Anniversary gifts for herProduct Information Pear Shape Alexandrite Engagement Ring: Metal Sterling Silver, 10k/14k/18k gold, Platinum Center Stone Alexandrite Shape Pear Weight approx 1.2carat Size 6x8mm Accent stones Diamonds Set Prong, Pave Set Leaf Style Matching bands:Natural conflict free si-h diamonds, approx 0.05ctAlexandrite. Whether extracted from nature or created in a lab,alexandrite engagement ringsare a quick change artist, often noted as the ??emerald by day, ruby by night?¨¤ gemstone. ... Its 8.5 Mohs scale of hardness ranking make it agoodcontender forengagement ringsWhether extracted from nature or createdin a lab, alexandrite engagement rings are a quick change artist, often noted as the ??emerald by day, ruby by night?¨¤ gemstone. When this gemstone was first discovered in Russia in 1834, it was mistaken foremerald. It wasn?£¤t until the light changed that the miners realized they had discovered an entirely new gemstone, and it was given the name ??alexandrite?¨¤ for the Russian Tsar Alexander II. Glistening under sunlight, alexandrite stones appear a vivacious teal-green color, but when paired with artificial or incandescent light, a deep purple or magenta color takes over. With such duality, alexandrite engagement rings are perfect for the free spirited soul.