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Lab Grown Ruby Necklaces

Fierce and feminine, our lab-grown ruby necklaces capture the drama of red without compromise. Designed for bold hearts, these sustainably sourced stones are precision-cut and set in styles that range from classic to contemporary. A July birthstone with fiery presence.

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Round Cut Ruby NecklaceRound Cut Ruby Necklace
Round Cut Ruby Necklace Sale priceFrom $109.00
On sale
Celestial Star Ruby Necklace - LUO Jewelry #metal_platinumCelestial Star Ruby Necklace - LUO Jewelry #metal_14k rose gold
Celestial Star Ruby Necklace Sale priceFrom $104.40 Regular price$116.00
Jesus Fish Ruby Necklace - LUO Jewelry #metal_black finish sterling silverJesus Fish Ruby Necklace - LUO Jewelry #metal_sterling silver
Jesus Fish Ruby Necklace Sale priceFrom $126.00
Simple Oval Ruby Necklace - LUO Jewelry #metal_14k yellow goldSimple Oval Ruby Necklace - LUO Jewelry #metal_sterling silver
Simple Oval Ruby Necklace Sale priceFrom $104.00
Bird Inspired Teardrop Cut Garnet and Ruby Necklace - LUO Jewelry #metal_sterling silverBird Inspired Teardrop Cut Garnet and Ruby Necklace - LUO Jewelry #metal_14k white gold
Bird Inspired Teardrop Cut Garnet and Ruby Necklace Sale priceFrom $125.00
Creative Bezel Setting Ruby Pendant - LUO Jewelry #metal_14k white goldCreative Bezel Setting Ruby Pendant - LUO Jewelry #metal_14k rose gold
Creative Bezel Setting Ruby Pendant Sale priceFrom $95.00
Winged Heart Shaped Ruby Pendant - LUO Jewelry #metal_black finish sterling silverWinged Heart Shaped Ruby Pendant - LUO Jewelry #metal_14k rose gold
Winged Heart Shaped Ruby Pendant Sale priceFrom $113.00
Pear Ruby Serpent Necklace - LUO Jewelry #metal_14k yellow goldPear Ruby Serpent Necklace - LUO Jewelry #metal_14k rose gold
Pear Ruby Serpent Necklace Sale priceFrom $96.00
Ruby Gothic Bat Necklace - LUO Jewelry #metal_14k rose goldRuby Gothic Bat Necklace - LUO Jewelry #metal_14k white gold
Ruby Gothic Bat Necklace Sale priceFrom $92.00
Ruby and Emerald Necklace - LUO Jewelry #metal_18k yellow goldRuby and Emerald Necklace - LUO Jewelry #metal_platinum
Ruby and Emerald Necklace Sale priceFrom $145.00
Ruby and Emerald Leaf NecklaceRuby and Emerald Leaf Necklace
Ruby and Emerald Leaf Necklace Sale priceFrom $104.00
Teardrop Ruby Smile Necklace - LUO Jewelry #metal_14k rose goldTeardrop Ruby Smile Necklace - LUO Jewelry #metal_sterling silver
Teardrop Ruby Smile Necklace Sale priceFrom $106.00
Heart-Cut Ruby Necklace with Chevron - LUO Jewelry #metal_platinumHeart-Cut Ruby Necklace with Chevron - LUO Jewelry #metal_sterling silver
Heart-Cut Ruby Necklace with Chevron Sale priceFrom $109.00
Pear Shaped Ruby and Amethyst Bird Pendant Neckalce - LUO Jewelry #metal_14k rose goldPear Shaped Ruby and Amethyst Bird Pendant Neckalce - LUO Jewelry #metal_14k white gold
Pear Shaped Ruby and Amethyst Bird Pendant Neckalce Sale priceFrom $115.00
Pod Inpsired Ruby Necklace - LUO Jewelry #metal_14k white goldPod Inpsired Ruby Necklace - LUO Jewelry #metal_platinum
Pod Inpsired Ruby Necklace Sale priceFrom $117.00
Marquise Ruby Whale Tail Necklace - LUO Jewelry #metal_14k yellow goldMarquise Ruby Whale Tail Necklace - LUO Jewelry #metal_18k yellow gold
Marquise Ruby Whale Tail Necklace Sale priceFrom $119.00
Swirl Pear Shaped Ruby Necklace - LUO Jewelry #metal_platinumSwirl Pear Shaped Ruby Necklace - LUO Jewelry #metal_14k yellow gold
Swirl Pear Shaped Ruby Necklace Sale priceFrom $110.00
Modernist Teardrop Ruby Pendant - LUO Jewelry #metal_platinumModernist Teardrop Ruby Pendant - LUO Jewelry #metal_18k white gold
Modernist Teardrop Ruby Pendant Sale priceFrom $102.00
Unique Ruby Solitaire Pendant Necklace - LUO Jewelry #metal_14k white goldUnique Ruby Solitaire Pendant Necklace - LUO Jewelry #metal_black finish sterling silver
Unique Ruby Solitaire Pendant Necklace Sale priceFrom $98.00
Round Three Stone Ruby Pendant Necklace - LUO Jewelry #metal_sterling silverRound Three Stone Ruby Pendant Necklace - LUO Jewelry #metal_14k rose gold
Round Three Stone Ruby Pendant Necklace Sale priceFrom $123.00
Two Baguette Ruby Smile Necklace - LUO Jewelry #metal_sterling silverTwo Baguette Ruby Smile Necklace - LUO Jewelry #metal_platinum
Two Baguette Ruby Smile Necklace Sale priceFrom $100.00
Oval Ruby Solitaire Necklace - LUO Jewelry #metal_black finish sterling silverOval Ruby Solitaire Necklace - LUO Jewelry #metal_sterling silver
Oval Ruby Solitaire Necklace Sale priceFrom $102.00
Motherhood Round Ruby Pendant - LUO Jewelry #metal_14k rose goldMotherhood Round Ruby Pendant - LUO Jewelry #metal_14k yellow gold
Round Ruby Motherhood Necklace Sale priceFrom $125.00
Trillion Ruby Bezel Necklace - LUO Jewelry #metal_14k rose goldTrillion Ruby Bezel Necklace - LUO Jewelry #metal_black finish sterling silver
Trillion Ruby Bezel Necklace Sale priceFrom $97.00
Hexagonal Frame Asscher Ruby Necklace - LUO Jewelry #metal_black finish sterling silverHexagonal Frame Asscher Ruby Necklace - LUO Jewelry #metal_18k yellow gold
Hexagonal Frame Asscher Ruby Necklace Sale priceFrom $112.00
Ice Cream Inspired Ruby and Aquamarine Necklace - LUO Jewelry #metal_platinumIce Cream Inspired Ruby and Aquamarine Necklace - LUO Jewelry #metal_14k yellow gold
Ice Cream Inspired Ruby and Aquamarine Necklace Sale priceFrom $119.00
Creative Trillion Cut Ruby Necklace - LUO Jewelry #metal_sterling silverCreative Trillion Cut Ruby Necklace - LUO Jewelry #metal_black finish sterling silver
Creative Trillion Cut Ruby Necklace Sale priceFrom $99.00
Popsicle Inspired Oval Ruby Pendant - LUO Jewelry #metal_black finish sterling silverPopsicle Inspired Oval Ruby Pendant - LUO Jewelry #metal_18k rose gold
Popsicle Inspired Oval Ruby Pendant Sale priceFrom $98.00
Bezel Set Round Ruby Pendant - LUO Jewelry #metal_platinumBezel Set Round Ruby Pendant - LUO Jewelry #metal_18k white gold
Bezel Set Round Ruby Pendant Sale priceFrom $110.00
Ruby Musical Note Necklace - LUO Jewelry #metal_platinumRuby Musical Note Necklace - LUO Jewelry #metal_14k rose gold
Ruby Musical Note Necklace Sale priceFrom $100.00
Personalized Initial Ruby Necklace - LUO Jewelry #metal_14k rose goldPersonalized Initial Ruby Necklace - LUO Jewelry #metal_18k yellow gold
Personalized Initial Ruby Necklace Sale priceFrom $105.00
Personalized Zodiac Signs Spinning Ruby Pendant - LUO Jewelry #metal_black finish sterling silverPersonalized Zodiac Signs Spinning Ruby Pendant - LUO Jewelry #metal_platinum
Personalized Zodiac Signs Spinning Ruby Pendant Sale priceFrom $90.00
Bezel Set Trillion-Cut Ruby Necklace - LUO Jewelry #metal_14k yellow goldBezel Set Trillion-Cut Ruby Necklace - LUO Jewelry #metal_18k yellow gold
Bezel Set Trillion-Cut Ruby Necklace Sale priceFrom $108.00
Baguette Ruby Pendant with Hexagon Halo - LUO Jewelry #metal_14k yellow goldBaguette Ruby Pendant with Hexagon Halo - LUO Jewelry #metal_14k white gold
Baguette Ruby Pendant with Hexagon Halo Sale priceFrom $105.00
Bezel Setting Ruby Triangle Pendant - LUO Jewelry #metal_14k white goldBezel Setting Ruby Triangle Pendant - LUO Jewelry #metal_sterling silver
Bezel Setting Ruby Triangle Pendant Sale priceFrom $102.00
Graduated Drop Ruby Necklace - LUO Jewelry #metal_platinumGraduated Drop Ruby Necklace - LUO Jewelry #metal_14k yellow gold
Graduated Drop Ruby Necklace Sale priceFrom $140.00
Ruby Necklace for Registered Nurse Graduation - LUO Jewelry #metal_platinumRuby Necklace for Registered Nurse Graduation - LUO Jewelry #metal_18k white gold
Ruby Necklace for Registered Nurse Graduation Sale priceFrom $99.00
Motion Fishbone Ruby Pendant Necklace - LUO Jewelry #metal_black finish sterling silverMotion Fishbone Ruby Pendant Necklace - LUO Jewelry #metal_14k rose gold
Motion Fishbone Ruby Pendant Necklace Sale priceFrom $124.00
Engravable Year Ruby Halo Pendant Necklace - LUO Jewelry #metal_platinumEngravable Year Ruby Halo Pendant Necklace - LUO Jewelry #metal_14k rose gold
Engravable Year Ruby Halo Pendant Necklace Sale priceFrom $118.00
Nature-Inspired Leaf Emerald Cut Ruby Pendant - LUO Jewelry #metal_14k yellow goldNature-Inspired Leaf Emerald Cut Ruby Pendant - LUO Jewelry #metal_14k rose gold
Nature-Inspired Leaf Emerald Cut Ruby Pendant Sale priceFrom $105.00
Heart Shaped Ruby Love Letter Envelope Pendant - LUO Jewelry #metal_14k yellow goldHeart Shaped Ruby Love Letter Envelope Pendant - LUO Jewelry #metal_14k rose gold
Heart Shaped Ruby Love Letter Envelope Pendant Sale priceFrom $102.00
Marquise Ruby Angel Wings Heart Pendant - LUO Jewelry #metal_14k white goldMarquise Ruby Angel Wings Heart Pendant - LUO Jewelry #metal_14k rose gold
Marquise Ruby Angel Wings Heart Pendant Sale priceFrom $120.00
Ruby Milgrain Halo Pendant Necklace - LUO Jewelry #metal_14k yellow goldRuby Milgrain Halo Pendant Necklace - LUO Jewelry #metal_14k rose gold
Ruby Milgrain Halo Pendant Necklace Sale priceFrom $130.00
Graduation Gift Ruby Necklace - LUO Jewelry #metal_black finish sterling silverGraduation Gift Ruby Necklace - LUO Jewelry #metal_14k rose gold
Graduation Gift Ruby Necklace Sale priceFrom $110.00
Heart Shaped Ruby Cupid鈥橲 Arrow Necklace - LUO Jewelry #metal_sterling silverHeart Shaped Ruby Cupid鈥橲 Arrow Necklace - LUO Jewelry #metal_14k rose gold
Heart Shaped Ruby Cupid's Arrow Necklace Sale priceFrom $120.00
Whimsical Baguette Ruby Candle Inspired Necklace - LUO Jewelry #metal_platinumWhimsical Baguette Ruby Candle Inspired Necklace - LUO Jewelry #metal_14k rose gold
Whimsical Baguette Ruby Candle Inspired Necklace Sale priceFrom $111.00
Nature's Charm Ruby Acorn Necklace - LUO Jewelry #metal_black finish sterling silverNature's Charm Ruby Acorn Necklace - LUO Jewelry #metal_14k rose gold
Nature's Charm Ruby Acorn Necklace Sale priceFrom $99.00
Marquise Ruby Leaf Vine Pendant Necklace - LUO Jewelry #metal_platinumMarquise Ruby Leaf Vine Pendant Necklace - LUO Jewelry #metal_14k rose gold
Marquise Ruby Leaf Vine Pendant Necklace Sale priceFrom $106.00