Onyx Crystal Jewelry

Onyx is a form of microcrystalline quartz. This is relatively unusual in nature. It is a semicircular agate with alternating white and black bands. Crystal healers believe that onyx can revive, increase happiness and awareness, and help change bad habits. Choose custom Onyx Birthstone Gemstone Jewelry from Gem Avenue. You can shop in style by choosing our modern, or family collections. We have a collection of Onyx crystal jewelry suitable for the new generation. The red and white Sardonyx of this mineral are the traditional birthstones of the month of August and also play an important role in gem astrology.

Onyx jewelry is very diverse and makes it the perfect accessory for any outfit. This collection includes stunning pendant necklaces, studs, hoops, dangle earrings, a variety of bracelet styles, and contemporary or cocktail rings. Browse our collection to add these diverse onyx items to your jewelry box.

Sort by:

15mm x 20mm Black Onyx Gemstone inlay 925 Sterling Silver Frog Pendant

You will love the way you look whenever you wear this stunning pendant. Made from .925 sterling silver, the pendant has been shaped into a frog that comes with black...
$52.99 $17.99

Round Black Onyx Gemstone Retro Style 925 Sterling Silver Ring

A beautifully round black onyx gemstone solitaire ring is absolutely stunning! Gift this beautiful ring to yourself or someone you love. Our unique and elegant designs are made with high-quality...
$36.99 $16.99