October Birthstone: Opal, Tourmaline
Opal dazzles the eye with a spectral display of dancing colors that flash within its mysterious depths; while tourmaline occurs in more colors and color combinations than any other gem variety. Learn the special characteristics that make these gemstones as unique as the birthday girl or guy.


In a world of unique gemstones, opals stand out with their “play-of-color,” a spectrum of colors that sparkle and dance in various kinds of lighting. Due to their optical effects, every opal is unique in appearance; discover other unique opal characteristics. While pink tourmaline is often associated with the October birthstone, tourmaline is one of the most colorful gemstones, found in a range of color from rich reds to peach, greens, blues and violets. 

When shopping for birthstone jewelry gifts, always shop with professional jewelers -- look for jewelry stores that are Jewelers of America Members -- who can show you a range of options and explain any special properties of the birthstone jewelry.

Browse jewelry and jewelry gift ideas by other Jewelers of America designer members in our Jewelry Gallery.

All birthstone jewelry pictured is by jewelry designers who are members of Jewelers of America and uphold the highest social, environmental and ethical business practices.