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Black Onyx Necklaces (Natural)

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  • Alphabetically, A-Z
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  • Sterling SilverSterling Silver

    Natural Black Onyx Heart Solitaire Pendant Necklace with 18" Chain - Sterling Silver

    Celebrate meaningful moments with the GEM NOIR Natural Black Onyx Heart Solitaire Pendant Necklace, featuring a carefully selected center gemstone in a classic bezel setting. The gemstone is valued for its deep black color and sophisticated presence, while the heart cut is designed to...
    From $229.00 USD
    From $229.00 USD
    $259.00 USD
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Cushion Solitaire Pendant Necklace with 18" Chain - Sterling Silver

    Discover classic elegance with the GEM NOIR Natural Black Onyx Cushion Solitaire Pendant Necklace, featuring a carefully selected center gemstone in a classic bezel setting. The gemstone is valued for its deep black color and sophisticated presence, while the cushion cut is designed to...
    From $229.00 USD
    From $229.00 USD
    $259.00 USD
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Emerald-Cut Solitaire Pendant Necklace with 18" Chain - Sterling Silver

    Bring refined glamour to your collection with the GEM NOIR Natural Black Onyx Emerald-Cut Solitaire Pendant Necklace, featuring a carefully selected center gemstone in a classic bezel setting. The gemstone is valued for its deep black color and sophisticated presence, while the emerald-cut cut...
    From $229.00 USD
    From $229.00 USD
    $259.00 USD
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Pear Solitaire Pendant Necklace with 18" Chain - Sterling Silver

    Add graceful sophistication with the GEM NOIR Natural Black Onyx Pear Solitaire Pendant Necklace, featuring a carefully selected center gemstone in a classic bezel setting. The gemstone is valued for its deep black color and sophisticated presence, while the pear cut is designed to...
    From $229.00 USD
    From $229.00 USD
    $259.00 USD
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Oval Solitaire Pendant Necklace with 18" Chain - Sterling Silver

    Elevate your everyday style with the GEM NOIR Natural Black Onyx Oval Solitaire Pendant Necklace, featuring a carefully selected center gemstone in a classic bezel setting. The gemstone is valued for its deep black color and sophisticated presence, while the oval cut is designed...
    From $229.00 USD
    From $229.00 USD
    $259.00 USD
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Round Solitaire Pendant Necklace with 18" Chain - Sterling Silver

    Make a timeless impression with the GEM NOIR Natural Black Onyx Round Solitaire Pendant Necklace, featuring a carefully selected center gemstone in a classic bezel setting. The gemstone is valued for its deep black color and sophisticated presence, while the round cut is designed...
    From $229.00 USD
    From $229.00 USD
    $259.00 USD
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Trillion Solitaire Pendant Necklace with 18" Chain - Sterling Silver

    Make a modern statement with the GEM NOIR Natural Black Onyx Trillion Solitaire Pendant Necklace, featuring a carefully selected center gemstone in a classic prong setting. The gemstone is valued for its deep black color and sophisticated presence, while the trillion cut is designed...
    From $229.00 USD
    From $229.00 USD
    $259.00 USD
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Cushion Solitaire Pendant Necklace with 18" Chain - Sterling Silver

    Discover classic elegance with the GEM NOIR Natural Black Onyx Cushion Solitaire Pendant Necklace, featuring a carefully selected center gemstone in a classic prong setting. The gemstone is valued for its deep black color and sophisticated presence, while the cushion cut is designed to...
    From $229.00 USD
    From $229.00 USD
    $259.00 USD
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Heart Solitaire Pendant Necklace with 18" Chain - Sterling Silver

    Celebrate meaningful moments with the GEM NOIR Natural Black Onyx Heart Solitaire Pendant Necklace, featuring a carefully selected center gemstone in a classic prong setting. The gemstone is valued for its deep black color and sophisticated presence, while the heart cut is designed to...
    From $229.00 USD
    From $229.00 USD
    $259.00 USD
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Emerald-Cut Solitaire Pendant Necklace with 18" Chain - Sterling Silver

    Bring refined glamour to your collection with the GEM NOIR Natural Black Onyx Emerald-Cut Solitaire Pendant Necklace, featuring a carefully selected center gemstone in a classic prong setting. The gemstone is valued for its deep black color and sophisticated presence, while the emerald-cut cut...
    From $229.00 USD
    From $229.00 USD
    $259.00 USD
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Oval Solitaire Pendant Necklace with 18" Chain - Sterling Silver

    Elevate your everyday style with the GEM NOIR Natural Black Onyx Oval Solitaire Pendant Necklace, featuring a carefully selected center gemstone in a classic prong setting. The gemstone is valued for its deep black color and sophisticated presence, while the oval cut is designed...
    From $229.00 USD
    From $229.00 USD
    $259.00 USD
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Round Solitaire Pendant Necklace with 18" Chain - Sterling Silver

    Make a timeless impression with the GEM NOIR Natural Black Onyx Round Solitaire Pendant Necklace, featuring a carefully selected center gemstone in a classic prong setting. The gemstone is valued for its deep black color and sophisticated presence, while the round cut is designed...
    From $229.00 USD
    From $229.00 USD
    $259.00 USD
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Pear Solitaire Pendant Necklace with 18" Chain - Sterling Silver

    Add graceful sophistication with the GEM NOIR Natural Black Onyx Pear Solitaire Pendant Necklace, featuring a carefully selected center gemstone in a classic prong setting. The gemstone is valued for its deep black color and sophisticated presence, while the pear cut is designed to...
    From $229.00 USD
    From $229.00 USD
    $259.00 USD
    11% OFF
  • natural black-onyx heart infinity v-bale necklaces in platinum natural black-onyx heart infinity v-bale necklaces in platinum

    Natural Black Onyx Heart Infinity Knot Diamonds Pendant Necklace with 18" Chain

    From $2,049.00 USD
    From $2,049.00 USD
    $2,279.00 USD
    10% OFF
  • natural black-onyx heart infinity v-bale necklaces in rose gold natural black-onyx heart infinity v-bale necklaces in rose gold

    Natural Black Onyx Heart Infinity Knot Diamonds Pendant Necklace with 18" Chain

    From $1,119.00 USD
    From $1,119.00 USD
    $1,249.00 USD
    10% OFF
  • natural black-onyx heart infinity v-bale necklaces in yellow gold natural black-onyx heart infinity v-bale necklaces in yellow gold

    Natural Black Onyx Heart Infinity Knot Diamonds Pendant Necklace with 18" Chain

    From $1,119.00 USD
    From $1,119.00 USD
    $1,249.00 USD
    10% OFF
  • natural black-onyx heart infinity v-bale necklaces in white gold natural black-onyx heart infinity v-bale necklaces in white gold

    Natural Black Onyx Heart Infinity Knot Diamonds Pendant Necklace with 18" Chain

    From $1,119.00 USD
    From $1,119.00 USD
    $1,249.00 USD
    10% OFF
  • natural black-onyx heart infinity v-bale necklaces in sterling silver natural black-onyx heart infinity v-bale necklaces in sterling silver

    Natural Black Onyx Heart Infinity Knot Diamonds Pendant Necklace with 18" Chain

    From $419.00 USD
    From $419.00 USD
    $469.00 USD
    10% OFF
✦ ✦ ✦

Discover our Natural Black Onyx Necklaces Collection, featuring elegant pendant necklaces crafted in premium metals. Black Onyx is a traditional birthstone for July and is also linked with August and the sign of Leo, symbolizing strength, protection, and focus. Explore timeless designs perfect for everyday wear and meaningful gifting.