Silver necklace with gemstone

This necklace is a jewelry piece made of sterling silver 925 and an oval-shaped gemstone. The main specifications and features: metal type: sterling silver 925 gemstone type: emerald or sapphire or ruby or high-carbon diamond. stone shape: oval cut. material information and compatibility: sterling silver. a durable material but it may be affected by harsh chemicals. the necklace should be stored in a dry and cool place.