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Black Onyx Necklaces (Natural)

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  • Sterling SilverSterling Silver

    Natural Black Onyx Round Evil Eye Pendant Necklace with Diamond Accents (18" Chain) - Sterling Silver

    Make a timeless impression with the GEM NOIR Natural Black Onyx Round Evil eye Pendant Necklace with Diamond Accents, 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...
    From ¥119,800 JPY
    From ¥119,800 JPY
    ¥134,200 JPY
    10% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Round Evil Eye Pendant Necklace with Diamond Accents (18" Chain) - Sterling Silver

    Make a timeless impression with the GEM NOIR Natural Black Onyx Round Evil eye Pendant Necklace with Diamond Accents, 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...
    From ¥60,700 JPY
    From ¥60,700 JPY
    ¥68,700 JPY
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Pear Swirl Solitaire Pendant Necklace with Diamond (18" Chain) - Sterling Silver

    Add graceful sophistication with the GEM NOIR Natural Black Onyx Pear Swirl Solitaire Pendant Necklace with Diamond, 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...
    From ¥51,100 JPY
    From ¥51,100 JPY
    ¥57,500 JPY
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Oval Swirl Solitaire Pendant Necklace with Diamond (18" Chain) - Sterling Silver

    Elevate your everyday style with the GEM NOIR Natural Black Onyx Oval Swirl Solitaire Pendant Necklace with Diamond, 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...
    From ¥51,100 JPY
    From ¥51,100 JPY
    ¥57,500 JPY
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Round Swirl Solitaire Pendant Necklace with Diamond (18" Chain) - Sterling Silver

    Make a timeless impression with the GEM NOIR Natural Black Onyx Round Swirl Solitaire Pendant Necklace with Diamond, 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...
    From ¥49,500 JPY
    From ¥49,500 JPY
    ¥55,900 JPY
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Heart Infinity Solitaire Pendant Necklace with Diamond (18" Chain) - Sterling Silver

    Celebrate meaningful moments with the GEM NOIR Natural Black Onyx Heart Infinity Solitaire Pendant Necklace with Diamond, 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...
    From ¥47,900 JPY
    From ¥47,900 JPY
    ¥54,300 JPY
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Cushion Infinity Solitaire Pendant Necklace with Diamond (18" Chain) - Sterling Silver

    Discover classic elegance with the GEM NOIR Natural Black Onyx Cushion Infinity Solitaire Pendant Necklace with Diamond, 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...
    From ¥47,900 JPY
    From ¥47,900 JPY
    ¥54,300 JPY
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Cushion Infinity Solitaire Pendant Necklace with Diamond (18" Chain) - Sterling Silver

    Discover classic elegance with the GEM NOIR Natural Black Onyx Cushion Infinity Solitaire Pendant Necklace with Diamond, 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...
    From ¥79,800 JPY
    From ¥79,800 JPY
    ¥89,400 JPY
    10% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Pear Infinity Solitaire Pendant Necklace with Diamond Accents (18" Chain) - Sterling Silver

    Add graceful sophistication with the GEM NOIR Natural Black Onyx Pear Infinity Solitaire Pendant Necklace with Diamond Accents, 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...
    From ¥70,300 JPY
    From ¥70,300 JPY
    ¥78,200 JPY
    10% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Pear Infinity Solitaire Pendant Necklace with Diamond Accents (18" Chain) - Sterling Silver

    Add graceful sophistication with the GEM NOIR Natural Black Onyx Pear Infinity Solitaire Pendant Necklace with Diamond Accents, 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...
    From ¥70,300 JPY
    From ¥70,300 JPY
    ¥78,200 JPY
    10% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Infinity Heart Pendant Necklace with Diamond (18" Chain) - Sterling Silver

    Celebrate meaningful moments with the GEM NOIR Natural Black Onyx Infinity Heart Pendant Necklace with Diamond, 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...
    From ¥62,300 JPY
    From ¥62,300 JPY
    ¥70,300 JPY
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Pear Infinity Solitaire Pendant Necklace with Diamond Accents (18" Chain) - Sterling Silver

    Add graceful sophistication with the GEM NOIR Natural Black Onyx Pear Infinity Solitaire Pendant Necklace with Diamond accents, 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...
    From ¥46,300 JPY
    From ¥46,300 JPY
    ¥52,700 JPY
    12% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Pear Infinity Solitaire Pendant Necklace with Diamond Accents (18" Chain) - Sterling Silver

    Add graceful sophistication with the GEM NOIR Natural Black Onyx Pear Infinity Solitaire Pendant Necklace with Diamond Accents, 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...
    From ¥47,900 JPY
    From ¥47,900 JPY
    ¥54,300 JPY
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Oval Infinity Solitaire Pendant Necklace with Diamond Accents (18" Chain) - Sterling Silver

    Elevate your everyday style with the GEM NOIR Natural Black Onyx Oval Infinity Solitaire Pendant Necklace with Diamond Accents, 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...
    From ¥47,900 JPY
    From ¥47,900 JPY
    ¥54,300 JPY
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Round Infinity Solitaire Pendant Necklace with Diamond Accents (18" Chain) - Sterling Silver

    Make a timeless impression with the GEM NOIR Natural Black Onyx Round Infinity Solitaire Pendant Necklace with Diamond Accents, 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...
    From ¥47,900 JPY
    From ¥47,900 JPY
    ¥54,300 JPY
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Round Infinity Solitaire Pendant Necklace with Diamond Accents (18" Chain) - Sterling Silver

    Make a timeless impression with the GEM NOIR Natural Black Onyx Round Infinity Solitaire Pendant Necklace with Diamond Accents, 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...
    From ¥47,900 JPY
    From ¥47,900 JPY
    ¥54,300 JPY
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Pear Infinity Solitaire Pendant Necklace with Diamond Accents (18" Chain) - Sterling Silver

    Add graceful sophistication with the GEM NOIR Natural Black Onyx Pear Infinity Solitaire Pendant Necklace with Diamond Accents, 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...
    From ¥54,300 JPY
    From ¥54,300 JPY
    ¥60,700 JPY
    10% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Oval Infinity Solitaire Pendant Necklace with Diamond Accents (18" Chain) - Sterling Silver

    Elevate your everyday style with the GEM NOIR Natural Black Onyx Oval Infinity Solitaire Pendant Necklace with Diamond Accents, 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...
    From ¥55,900 JPY
    From ¥55,900 JPY
    ¥62,300 JPY
    10% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Round Infinity Solitaire Pendant Necklace with Diamond Accents (18" Chain) - Sterling Silver

    Make a timeless impression with the GEM NOIR Natural Black Onyx Round Infinity Solitaire Pendant Necklace with Diamond Accents, 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...
    From ¥57,500 JPY
    From ¥57,500 JPY
    ¥63,900 JPY
    10% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Round Cancer Ribbon Pendant Necklace with Diamond Accents (18" Chain) - Sterling Silver

    Make a timeless impression with the GEM NOIR Natural Black Onyx Round Cancer Ribbon Pendant Necklace with Diamond Accents, 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...
    From ¥52,700 JPY
    From ¥52,700 JPY
    ¥59,100 JPY
    10% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Round Twisted Infinity Pendant Necklace with Diamond Accents (18" Chain) - Sterling Silver

    Make a timeless impression with the GEM NOIR Natural Black Onyx Round Twisted Infinity Pendant Necklace with Diamond Accents, 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...
    From ¥60,700 JPY
    From ¥60,700 JPY
    ¥68,700 JPY
    11% OFF
  • Sterling SilverSterling Silver

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

    Make a timeless impression with the GEM NOIR Natural Black Onyx Round Infinity Knot 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...
    From ¥38,300 JPY
    From ¥38,300 JPY
    ¥43,100 JPY
    11% OFF
  • Sterling SilverSterling Silver

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

    Add graceful sophistication with the GEM NOIR Natural Black Onyx Pear Infinity Solitaire Halo Pendant Necklace with Diamond accents, 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...
    From ¥62,300 JPY
    From ¥62,300 JPY
    ¥70,300 JPY
    11% OFF
  • Sterling SilverSterling Silver

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

    Elevate your everyday style with the GEM NOIR Natural Black Onyx Oval Infinity Solitaire Halo Pendant Necklace with Diamond accents, featuring a carefully selected center gemstone in a classic prong setting. The gemstone is valued for its deep black color and sophisticated presence, while...
    From ¥63,900 JPY
    From ¥63,900 JPY
    ¥71,900 JPY
    11% OFF
  • Sterling SilverSterling Silver

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

    Make a timeless impression with the GEM NOIR Natural Black Onyx Round Infinity Solitaire Halo Pendant Necklace with Diamond accents, featuring a carefully selected center gemstone in a classic prong setting. The gemstone is valued for its deep black color and sophisticated presence, while...
    From ¥65,500 JPY
    From ¥65,500 JPY
    ¥73,400 JPY
    10% OFF
  • Sterling SilverSterling Silver

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

    Add graceful sophistication with the GEM NOIR Natural Black Onyx Pear Infinity 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...
    From ¥39,900 JPY
    From ¥39,900 JPY
    ¥44,700 JPY
    10% OFF
  • Sterling SilverSterling Silver

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

    Elevate your everyday style with the GEM NOIR Natural Black Onyx Oval Infinity 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...
    From ¥39,900 JPY
    From ¥39,900 JPY
    ¥44,700 JPY
    10% OFF
  • Sterling SilverSterling Silver

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

    Make a timeless impression with the GEM NOIR Natural Black Onyx Round Infinity 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...
    From ¥38,300 JPY
    From ¥38,300 JPY
    ¥43,100 JPY
    11% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Trillion Solitaire V-Bale Pendant Necklace with Diamond (18" Chain) - Sterling Silver

    Make a modern statement with the GEM NOIR Natural Black Onyx Trillion Solitaire V-Bale Pendant Necklace with Diamond, 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...
    From ¥43,100 JPY
    From ¥43,100 JPY
    ¥47,900 JPY
    10% OFF
  • Sterling SilverSterling Silver

    Natural Black Onyx Cushion Solitaire V-Bale Pendant Necklace with Diamond (18" Chain) - Sterling Silver

    Discover classic elegance with the GEM NOIR Natural Black Onyx Cushion Solitaire V-Bale Pendant Necklace with Diamond, 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...
    From ¥43,100 JPY
    From ¥43,100 JPY
    ¥47,900 JPY
    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.