Sterling silver ring, Ag 925/1000. With genuine, natural gemstone - peridot. Gentle ring looks like the dream, woven from spider webs. Peridot is the birthstone of August and gemstone of Libra zodiac sign. People believe that wearing a jewelry with the peridot protects from evil spells and bewitching. Peridot is mentioned since the 2nd century BC in ancient Egypt. Egyptians gave the name "gem of the sun" to peridot, and believed that the wearing peridot will protect them against threats of the nights. The ancient Romans valued peridot for its brilliant shine that does not fade even under artificial light. Peridot is the anniversary gemstone of the 16th wedding anniversary. Gemstone characteristics: Type: Natural gemstone - peridot. Country of origin: China. Carat weight: 0.49 ct. Oval cut, faceted, dimensions 6 x 4 mm. Color: Vivid green. Clarity: VVS. Luster: Excellent. Hardness: 6.5 - 7.0 Mohs. Specific gravity: 3.34. Refractive index: 1.654 - 1.690. Peridot cleaning: The best way to clean peridot jewelry is using mild detergent and warm water. Avoid cleaning with ultrasound or steam cleaners. Do not expose peridot to excessive heat or acids. Pattern width ca. 10 mm, band width ca. 1.3 mm.