Lab-Grown Diamond Gifts Under $300

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      42 products
      Oval lab-grown diamond dainty halo ring in yellow gold, 0.11 CT TW, view 4
      Oval lab-grown diamond dainty halo ring in yellow gold, 0.11 CT TW, view 1
      Oval Lab-Grown Diamond Dainty Halo Ring, 0.11 CT TW, Solid Gold
      from $191.00
      3 metals
      Round lab-grown diamond chevron triangle ring in yellow gold, 0.08 CT TW, view 4
      Round lab-grown diamond chevron triangle ring in yellow gold, 0.08 CT TW, view 1
      Round Lab-Grown Diamond Chevron Triangle Ring, 0.08 CT TW, Solid Gold
      from $191.00
      3 metals
      Round lab-grown diamond chevron pavé stacking ring in yellow gold, 0.11 CT TW, view 4
      Round lab-grown diamond chevron pavé stacking ring in yellow gold, 0.11 CT TW, view 1
      Round Lab-Grown Diamond Chevron Pavé Stacking Ring, 0.11 CT TW, Solid Gold
      from $191.00
      3 metals
      Round lab-grown diamond open outline ring in yellow gold, 0.05 CT TW, view 4
      Round lab-grown diamond open outline ring in yellow gold, 0.05 CT TW, view 1
      Round Lab-Grown Diamond Open Outline Ring, 0.05 CT TW, Solid Gold
      from $191.00
      3 metals
      Marquise lab-grown diamond halo ring in yellow gold, 0.15 CT TW, view 4
      Marquise lab-grown diamond halo ring in yellow gold, 0.15 CT TW, view 1
      Marquise Lab-Grown Diamond Halo Ring, 0.15 CT TW, Solid Gold
      from $191.00
      3 metals
      Round lab-grown diamond open circle geometric ring in yellow gold, 0.11 CT TW, view 4
      Round lab-grown diamond open circle geometric ring in yellow gold, 0.11 CT TW, view 1
      Round Lab-Grown Diamond Open Circle Geometric Ring, 0.11 CT TW, Solid Gold
      from $205.00
      3 metals
      Marquise lab-grown diamond solitaire ring with open frame in yellow gold, 0.16 CT TW, view 4
      Marquise lab-grown diamond solitaire ring with open frame in yellow gold, 0.16 CT TW, view 1
      Marquise Lab-Grown Diamond Solitaire Ring with Open Frame, 0.16 CT TW, Solid Gold
      from $211.00
      3 metals
      Round lab-grown diamond illusion solitaire ring in yellow gold, 0.01 CT TW, view 4
      Round lab-grown diamond illusion solitaire ring in yellow gold, 0.01 CT TW, view 1
      Round Lab-Grown Diamond Illusion Solitaire Ring, 0.01 CT TW, Solid Gold
      from $212.00
      3 metals
      Round lab-grown diamond interlocking circles ring in yellow gold, 0.15 CT TW, view 4
      Round lab-grown diamond interlocking circles ring in yellow gold, 0.15 CT TW, view 1
      Round Lab-Grown Diamond Interlocking Circles Ring, 0.15 CT TW, Solid Gold
      from $216.00
      3 metals
      Round lab-grown diamond interlocking triangle ring in yellow gold, 0.12 CT TW, view 4
      Round lab-grown diamond interlocking triangle ring in yellow gold, 0.12 CT TW, view 1
      Round Lab-Grown Diamond Interlocking Triangle Ring, 0.12 CT TW, Solid Gold
      from $217.00
      3 metals
      Round lab-grown diamond plate solitaire ring in yellow gold, 0.01 CT TW, view 4
      Round lab-grown diamond plate solitaire ring in yellow gold, 0.01 CT TW, view 1
      Round Lab-Grown Diamond Plate Solitaire Ring, 0.01 CT TW, Solid Gold
      from $221.00
      3 metals
      Princess-cut lab-grown diamond open loop ring in yellow gold, 0.26 CT TW, view 4
      Princess-cut lab-grown diamond open loop ring in yellow gold, 0.26 CT TW, view 1
      Princess-Cut Lab-Grown Diamond Open Loop Ring, 0.26 CT TW, Solid Gold
      from $227.00
      3 metals
      Marquise lab-grown diamond leaf bypass ring in yellow gold, 0.13 CT TW, view 4
      Marquise lab-grown diamond leaf bypass ring in yellow gold, 0.13 CT TW, view 1
      Marquise Lab-Grown Diamond Leaf Bypass Ring, 0.13 CT TW, Solid Gold
      from $230.00
      3 metals
      Marquise lab-grown diamond twist stacking ring in yellow gold, 0.10 CT TW, view 4
      Marquise lab-grown diamond twist stacking ring in yellow gold, 0.10 CT TW, view 1
      Marquise Lab-Grown Diamond Twist Stacking Ring, 0.10 CT TW, Solid Gold
      from $233.00
      3 metals
      Round lab-grown diamond hexagon halo ring in yellow gold, 0.19 CT TW, view 4
      Round lab-grown diamond hexagon halo ring in yellow gold, 0.19 CT TW, view 1
      Round Lab-Grown Diamond Hexagon Halo Ring, 0.19 CT TW, Solid Gold
      from $238.00
      3 metals
      Round cut lab-grown diamond cluster ring in 14K yellow gold, 0.056 CT TW, view 1
      Round cut lab-grown diamond cluster ring in 14K yellow gold, 0.056 CT TW, view 2
      Round Cut Lab-Grown Diamond Cluster Ring, 0.056 CT TW, Solid Gold
      from $239.00
      3 metals
      Princess-cut lab-grown diamond cluster stud earrings in 14K yellow gold, 0.30 CT TW, view 4
      Princess-cut lab-grown diamond cluster stud earrings in 14K yellow gold, 0.30 CT TW, view 1
      Princess-Cut Lab-Grown Diamond Cluster Stud Earrings, 0.30 CT TW, Solid Gold
      from $242.00
      3 metals
      Emerald-cut lab-grown diamond petite halo engagement ring in yellow gold, 0.34 CT TW, view 4
      Emerald-cut lab-grown diamond petite halo engagement ring in yellow gold, 0.34 CT TW, view 1
      Emerald-Cut Lab-Grown Diamond Petite Halo Engagement Ring, 0.34 CT TW, Solid Gold
      from $250.00
      3 metals
      Round lab-grown diamond flower cluster bypass ring in yellow gold, 0.12 CT TW, view 4
      Round lab-grown diamond flower cluster bypass ring in yellow gold, 0.12 CT TW, view 1
      Round Lab-Grown Diamond Flower Cluster Bypass Ring, 0.12 CT TW, Solid Gold
      from $250.00
      3 metals
      Round lab-grown diamond wave bypass ring in yellow gold, 0.03 CT TW, view 4
      Round lab-grown diamond wave bypass ring in yellow gold, 0.03 CT TW, view 1
      Round Lab-Grown Diamond Wave Bypass Ring, 0.03 CT TW, Solid Gold
      from $250.00
      3 metals
      Round lab-grown diamond open halo swirl ring in yellow gold, 0.09 CT TW, view 4
      Round lab-grown diamond open halo swirl ring in yellow gold, 0.09 CT TW, view 1
      Round Lab-Grown Diamond Open Halo Swirl Ring, 0.09 CT TW, Solid Gold
      from $259.00
      3 metals
      Pear lab-grown diamond bypass cluster ring in yellow gold, 0.18 CT TW, view 4
      Pear lab-grown diamond bypass cluster ring in yellow gold, 0.18 CT TW, view 1
      Pear Lab-Grown Diamond Bypass Cluster Ring, 0.18 CT TW, Solid Gold
      from $264.00
      3 metals
      Round lab-grown diamond halo promise ring in yellow gold, 0.16 CT TW, view 4
      Round lab-grown diamond halo promise ring in yellow gold, 0.16 CT TW, view 1
      Round Lab-Grown Diamond Halo Promise Ring, 0.16 CT TW, Solid Gold
      from $266.00
      3 metals
      Marquise lab-grown diamond cluster ring in yellow gold, 0.21 CT TW, view 4
      Marquise lab-grown diamond cluster ring in yellow gold, 0.21 CT TW, view 1
      Marquise Lab-Grown Diamond Cluster Ring, 0.21 CT TW, Solid Gold
      from $270.00
      3 metals
      Round lab-grown diamond cushion-shaped cluster halo ring in yellow gold, 0.16 CT TW, view 4
      Round lab-grown diamond cushion-shaped cluster halo ring in yellow gold, 0.16 CT TW, view 1
      Round Lab-Grown Diamond Cushion-Shaped Cluster Halo Ring, 0.16 CT TW, Solid Gold
      from $270.00
      3 metals
      Round lab-grown diamond love knot pavé ring in yellow gold, 0.10 CT TW, view 4
      Round lab-grown diamond love knot pavé ring in yellow gold, 0.10 CT TW, view 1
      Round Lab-Grown Diamond Love Knot Pavé Ring, 0.10 CT TW, Solid Gold
      from $270.00
      3 metals
      Round lab-grown diamond pinwheel swirl cluster ring in yellow gold, 0.16 CT TW, view 4
      Round lab-grown diamond pinwheel swirl cluster ring in yellow gold, 0.16 CT TW, view 1
      Round Lab-Grown Diamond Pinwheel Swirl Cluster Ring, 0.16 CT TW, Solid Gold
      from $271.00
      3 metals
      Round cut lab-grown diamond cluster ring in 14K yellow gold, 0.03 CT TW, view 1
      Round cut lab-grown diamond cluster ring in 14K yellow gold, 0.03 CT TW, view 2
      Round Cut Lab Grown Diamond Cluster Ring, 0.03ct Total, Solid Gold
      from $275.00
      3 metals
      Emerald-cut lab-grown diamond engagement ring with cluster accents in yellow gold, 0.29 CT TW, view 4
      Emerald-cut lab-grown diamond engagement ring with cluster accents in yellow gold, 0.29 CT TW, view 1
      Emerald-Cut Lab-Grown Diamond Engagement Ring with Cluster Accents, 0.29 CT TW, Solid Gold
      from $275.00
      3 metals
      Marquise lab-grown diamond east-west five-stone ring in yellow gold, 0.29 CT TW, view 4
      Marquise lab-grown diamond east-west five-stone ring in yellow gold, 0.29 CT TW, view 1
      Marquise Lab-Grown Diamond East-West Five-Stone Ring, 0.29 CT TW, Solid Gold
      from $276.00
      3 metals
      Princess-cut lab-grown diamond bow ring in yellow gold, 0.33 CT TW, view 4
      Princess-cut lab-grown diamond bow ring in yellow gold, 0.33 CT TW, view 1
      Princess-Cut Lab-Grown Diamond Bow Ring, 0.33 CT TW, Solid Gold
      from $277.00
      3 metals
      Princess-cut lab-grown diamond solitaire stud earrings in 14K yellow gold, 0.43 CT TW, view 4
      Princess-cut lab-grown diamond solitaire stud earrings in 14K yellow gold, 0.43 CT TW, view 1
      Princess-Cut Lab-Grown Diamond Solitaire Stud Earrings, 0.43 CT TW, Solid Gold
      from $282.00
      3 metals
      Emerald-cut and pear lab-grown diamond toi et moi bypass ring in yellow gold, 0.34 CT TW, view 4
      Emerald-cut and pear lab-grown diamond toi et moi bypass ring in yellow gold, 0.34 CT TW, view 1
      Emerald-Cut and Pear Lab-Grown Diamond Toi et Moi Bypass Ring, 0.34 CT TW, Solid Gold
      from $286.00
      3 metals
      Round cut lab-grown diamond cluster ring in 14K yellow gold, 0.07 CT TW, view 1
      Round cut lab-grown diamond cluster ring in 14K yellow gold, 0.07 CT TW, view 2
      Round Cut Lab Grown Diamond Cluster Ring, 0.07ct Total, Solid Gold
      from $287.00
      3 metals
      Round cut lab-grown diamond cluster ring in 14K yellow gold, 0.085 CT TW, view 1
      Round cut lab-grown diamond cluster ring in 14K yellow gold, 0.085 CT TW, view 2
      Round Cut Lab-Grown Diamond Cluster Ring, 0.085 CT TW, Solid Gold
      from $287.00
      3 metals
      Round lab-grown diamond cluster stud earrings in 14K yellow gold, 0.16 CT TW, view 4
      Round lab-grown diamond cluster stud earrings in 14K yellow gold, 0.16 CT TW, view 1
      Round Lab-Grown Diamond Cluster Stud Earrings, 0.16 CT TW, Solid Gold
      from $295.00
      3 metals
      Round lab-grown diamond graduated open band ring in yellow gold, 0.24 CT TW, view 4
      Round lab-grown diamond graduated open band ring in yellow gold, 0.24 CT TW, view 1
      Round Lab-Grown Diamond Graduated Open Band Ring, 0.24 CT TW, Solid Gold
      from $298.00
      3 metals
      Round cut lab-grown diamond cluster ring in 14K yellow gold, 0.016 CT TW, view 1
      Round cut lab-grown diamond cluster ring in 14K yellow gold, 0.016 CT TW, view 2
      Round Cut Lab-Grown Diamond Cluster Ring, 0.016 CT TW, Solid Gold
      from $299.00
      3 metals
      Round cut lab-grown diamond cluster ring in 14K yellow gold, 0.12 CT TW, view 1
      Round cut lab-grown diamond cluster ring in 14K yellow gold, 0.12 CT TW, view 2
      Round Cut Lab Grown Diamond Cluster Ring, 0.12ct Total, Solid Gold
      from $299.00
      3 metals
      Round cut lab-grown diamond cluster ring in 14K yellow gold, 0.06 CT TW, view 1
      Round cut lab-grown diamond cluster ring in 14K yellow gold, 0.06 CT TW, view 2
      Round Cut Lab Grown Diamond Cluster Ring, 0.06ct Total, Solid Gold
      from $299.00
      3 metals

      Ishira's own lab-grown diamond designs with a starting price under $300, each made in solid gold. The price shown is the lowest option; a higher karat or another size can cost more, and every option is listed on the product page.

      Made to order · ships in about 2–4 weeks. Order early for holiday gifting.

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