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Black Gemstone Jewelry

Clean, bold, and endlessly versatile—black gemstone jewelry makes a statement with black diamond, onyx, obsidian, hematite, and black sapphire. Shop black diamond engagement rings, sleek onyx rings, modern necklaces, earrings, and couples rings that go with everything. Filter by stone, finish, and setting style to find a black gemstone piece for everyday edge or formal nights.

Natural Herkimer Diamond Engagement Ring in 14K White Gold by Aquamarise Gold, featuring a hexagon-cut natural Herkimer diamond center stone flanked by triangular sparkling side stones set on a delicate diamond-accented band, part of Solid Gold Engagement Rings and Nature-Inspired Engagement Rings collections.
Sale

Hexagon Natural Herkimer Diamond Ring in Sterling Silver

Regular price $135 $121.50 (-10%)

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Galaxy Raw Salt & Pepper (Herkimer Diamond) Ring Set in 14K Rose Gold Vermeil
Sale

Galaxy Raw Salt & Pepper (Herkimer Diamond) Ring Set in 14K Rose Gold Vermeil

Regular price $145 from $112.50 Up to (-22%)

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Victorian Gothic Scrollwork Black Onyx Ring couples ring set

Gothic Victorian Black Onyx Couples Ring Set

$295

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Stella Black Moissanite Engagement Ring in 14K White Gold by Aquamarise Gold featuring an oval black moissanite center with marquise and round white accents in a vintage-inspired design.
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Stella Black Onyx Engagement Ring in Sterling Silver

Regular price $105 $94.50 (-10%)

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Two silver rings with geometric designs on a gray surface with a purple gradient background

Galaxy Herkimer Diamond Couples Ring Set

$295

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per 

Toi Et Moi Salt & Pepper Herkimer Diamond & Black Onyx Ring in 14K White Gold by Aquamarise Gold, featuring a hexagon-cut Herkimer diamond and pear-cut black onyx in a gothic engagement style.
Sale

Toi Et Moi Salt & Pepper Herkimer Diamond & Onyx Ring in Sterling Silver

Regular price $135 $121.50 (-10%)

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Black Onyx Hexagon Ring in Sterling Silver
Sale

Black Onyx Hexagon Ring in Sterling Silver

Regular price $125 $112.50 (-10%)

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Black Onyx Engagement Ring | Gothic Victorian Solitaire Silver
Silver ring with purple and blue cosmic design on a white background
Sale

Galaxy Mother of Pearl & Meteorite Wedding Band in Tungsten Carbide (8mm)

Regular price $155 $139.50 (-10%)

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Silver ring with a triangle-shaped gemstone on a reflective surface with a blurred purple background
Sale

Natural Herkimer Diamond Triangle Wedding Band in Sterling Silver (8mm)

Regular price from $148.50 (-10%)

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Skye Kite® Black Onyx and Herkimer Diamond Ring Set- 14K Solid Yellow Gold by Aquamarise Gold features a striking kite-cut black onyx centerpiece with salt and pepper Herkimer diamonds and delicate sparkle, perfect for unique and fantasy-inspired engagement rings.
Elk Antler & Black Obsidian Tungsten Carbide Wedding Band (8mm) by Aquamarise, featuring a polished tungsten carbide ring with natural elk antler and sleek black obsidian inlays, part of Men’s Wedding Bands and Inlay Wedding Bands collections.
Sale

Elk Antler & Black Obsidian Tungsten Carbide Wedding Band (8mm)

Regular price $135 $121.50 (-10%)

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Shadow Queen Black Onyx Couples Ring Set by Aquamarise, featuring a polished black onyx inlay with a sleek silver-toned metal band for a modern matching couples ring design.

Black Onyx Mens Wedding Band in Tungsten Carbide (8mm)

$165

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Celtic Knot Black Onyx Engagement Ring Set in Solid 14K Yellow Gold
Silver ring with a diamond on a reflective surface and blurred purple background
Sale

Natural Herkimer Diamond Triangle Wedding Band in Sterling Silver (4mm)

Regular price $145 $130.50 (-10%)

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Skye Kite™ Black Onyx Couples Ring Set by Aquamarise featuring a kite-cut black onyx center stone with marquise and round white gemstones on a polished silver band.

Skye Kite® Black Onyx Engagement Ring Set in 14K White Gold

from $2,395

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Starry Night & Black Onyx Engagement Ring Set in 14K White Gold
Opalescent Blue Sapphire & Black Onyx Ring Set- Sterling Silver featuring a kite-shaped blue sapphire surrounded by black onyx stones in a delicate silver setting by Aquamarise.
Sale

Opalescent Blue Sapphire & Black Onyx Ring Set- Sterling Silver

Regular price $115 $103.50 (-10%)

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Lilith Coffin Cut Natural Herkimer Diamond Ring Set in Solid 14K Rose Gold by Aquamarise Gold, featuring a unique coffin-cut natural Herkimer diamond accented by delicate sparkling stones, part of Solid Gold Engagement Rings and Alternative Engagement Rings collections.
Ethereal Hold Natural Herkimer Diamond Pendant Necklace in Sterling Silver by Aquamarise, featuring sculpted silver hands gently cradling a natural Herkimer diamond on a sterling silver chain, part of Necklace and Birthstone Jewelry collections.
Sale

Ethereal Hold Natural Herkimer Diamond Pendant Necklace in Sterling Silver

Regular price $165 $148.50 (-10%)

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Kite Cut Black Rutilated Quartz Engagement Ring Set in 14K White Gold by Aquamarise Gold, featuring unique needle-like inclusions and accented with sparkling side stones in a modern white gold setting.
A 14K white gold ring with an oval-shaped gray moissanite center stone and black onyx accents on a plain background.

Esme Gray Moissanite & Black Onyx Ring- 14K White Gold

$2,345

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Celtic Black Onyx Couples Ring Set by Aquamarise featuring a pear-cut black onyx and sterling silver bands with diamond accents from Matching Couples' Rings collection.

Celtic Black Onyx Engagement Ring Set in 14K White Gold

$2,215

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Esme Labradorite & Black Onyx Engagement Ring in 14K White Gold featuring a marquise-shaped labradorite center stone with surrounding black onyx accents on an intricately designed band by Aquamarise Gold, part of Solid Gold Engagement Rings and Non-Traditional Gemstone Engagement Rings collections.
Aurelia Moissanite & Black Onyx Engagement Ring in Solid 14K Yellow Gold
Fire Queen Marquise Ruby & Black Onyx Engagement Ring in 14K White Gold
Fire Queen Marquise Ruby & Black Onyx Ring in Sterling Silver
Radiant Cut Alexandrite Engagement Ring in Black Ruthenium by Aquamarise, featuring an ornate vintage-inspired band with a radiant cut alexandrite and a matching black ring with purple opal inlay.
Aurelia Morganite & Black Onyx Leaf Engagement Ring in 14K Solid Rose Gold by Aquamarise Gold, featuring an oval morganite center, black onyx accents, white gemstones, and a leaf-inspired band design.
Aurelia Sapphire & Black Onyx Leaf Engagement Ring in 14K Solid Rose Gold by Aquamarise Gold, featuring an oval sapphire, black onyx accents, white gemstones, and a rose gold leaf-inspired band.
Aurelia Sapphire & Black Onyx Leaf Engagement Ring in 14K Solid Rose Gold by Aquamarise Gold, featuring an oval sapphire, black onyx accents, white gemstones, and a rose gold leaf-inspired band.

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