Gemstones -

Gemstones are often associated with birth months as a popular gift choice. : Garnet February : Amethyst March : Aquamarine April : Diamond May : Emerald June : Pearl / Alexandrite July : Ruby August : Peridot / Spinel September : Sapphire October : Opal / Tourmaline November : Topaz / Citrine December : Turquoise / Tanzanite Identification & Care

: A broad category for all other stones, including Amethyst , Topaz , and Opal . Organic Gems : Non-minerals like Amber , Pearl , and Jet . The "4 Cs" of Gemstone Value GEMSTONES

: The presence of internal "inclusions" or surface blemishes. In colored gems, some inclusions are expected and can even help identify the stone. Gemstones are often associated with birth months as