Lab Grown Diamond Three Stone Ring

Celebrated your shared journey with a lab grown diamond three stone ring from Trionza Diamond. One stone each for your past, present, and future, the three stone engagement ring is a potent symbol of an everlasting love. Our creations deliver three times the sparkle while being eco, friendly. By selecting a lab grown diamond engagement ring, you are making a statement that you care about the environment just as much as the ring's beauty. Shop the perfect eco, friendly diamond ring that tells your story. With skilled artistry, we take the responsibility of making your forever promise as radiant as your future together.

53 products

Elongated cushion cut lab grown diamond ring with bezel setting and pear shaped side stones
Elongated cushion cut lab grown diamond ring with bezel setting and pear shaped side stones
Lab Grown Diamond -25%

3 Carat Elongated Cushion Lab Diamond Bezel Three Stone Ring

Regular price From $1,739.56 USD
Sale price From $1,739.56 USD Regular price $2,319.41 USD
Unit price
Emerald cut three stone engagement ring featuring a 2.50 carat lab grown diamond center stone
Emerald cut three stone engagement ring featuring a 2.50 carat lab grown diamond center stone
Lab Grown Diamond -25%

2.50CT Emerald Cut Three Stone Lab Grown Diamond Ring, 18K Gold

Regular price From $1,330.56 USD
Sale price From $1,330.56 USD Regular price $1,774.08 USD
Unit price
cushion cut diamond ring
cushion cut diamond ring
Lab Grown Diamond -25%

Cushion Cut Lab Grown Diamond Three Stone Engagement Ring

Regular price From $1,198.56 USD
Sale price From $1,198.56 USD Regular price $1,598.08 USD
Unit price
Cushion cut three stone diamond engagement ring in 14K yellow gold with bezel set trapezoid side stones
Cushion cut three stone diamond engagement ring in 14K yellow gold with bezel set trapezoid side stones
Lab Grown Diamond -25%

2.5Ct Cushion Cut Three Stone Diamond Ring, IGI Certified

Regular price From $1,898.74 USD
Sale price From $1,898.74 USD Regular price $2,531.65 USD
Unit price
Emerald cut lab grown diamond three stone engagement ring set in 18k solid gold
Emerald cut lab grown diamond three stone engagement ring set in 18k solid gold
Lab Grown Diamond -25%

Emerald Cut 2CT E VS1 IGI Lab Diamond Three Stone Ring 18k Gold

Regular price From $1,413.85 USD
Sale price From $1,413.85 USD Regular price $1,885.13 USD
Unit price
Three stone emerald cut engagement ring featuring a 2 carat lab grown center diamond
Three stone emerald cut engagement ring featuring a 2 carat lab grown center diamond
Lab Grown Diamond -25%

Three Stone Emerald Cut Lab Diamond Ring, 2CT Platinum Ring

Regular price From $1,188.99 USD
Sale price From $1,188.99 USD Regular price $1,585.32 USD
Unit price
Emerald cut lab grown diamond ring featuring a three stone design in yellow gold
Emerald cut lab grown diamond ring featuring a three stone design in yellow gold
Lab Grown Diamond -25%

5CT Emerald Cut Lab Diamond Three Stone Ring, Yellow Gold

Regular price From $549.63 USD
Sale price From $549.63 USD Regular price $732.84 USD
Unit price
3 Stone Diamond Ring โ€“ Emerald and Baguette Cut | Elegant Diamond Engagement Ring
Lab Grown Diamond -25%

3 Stone Diamond Ring โ€“ Emerald and Baguette Cut | Elegant Diamond Engagement Ring

Regular price From $435.26 USD
Sale price From $435.26 USD Regular price $580.35 USD
Unit price
Oval blue lab grown diamond three stone engagement ring with marquise side stones in yellow gold on pink velvet
Oval blue lab grown diamond three stone engagement ring with marquise side stones in yellow gold on pink velvet
Lab Grown Diamond -25%

2.40 CT Oval Blue Lab Grown Diamond Engagement Ring โ€“ Three Stone Marquise Side Stones, 14K/18K Yellow Gold

Regular price From $1,334.40 USD
Sale price From $1,334.40 USD Regular price $1,779.20 USD
Unit price
Oval pink lab grown diamond engagement ring with pear cut side stones in yellow gold
Oval pink lab grown diamond engagement ring with pear cut side stones in yellow gold
Lab Grown Diamond -25%

0.50 CT Oval Pink Lab Grown Diamond Three Stone Ring, Gold

Regular price From $274.38 USD
Sale price From $274.38 USD Regular price $365.84 USD
Unit price
Three stone princess cut engagement ring with pear side stones in 14K yellow gold
Three stone princess cut engagement ring with pear side stones in 14K yellow gold
Lab Grown Diamond -25%

0.70 TCW Lab Grown Diamond Ring, 14K Gold Three Stone Princess

Regular price From $261.47 USD
Sale price From $261.47 USD Regular price $348.63 USD
Unit price
claw prong engagement ring
claw prong engagement ring
Lab Grown Diamond -25%

IGI Certified Oval 3 Stone Lab Grown Diamond Ring, 3 TCW 14k

Regular price From $1,709.25 USD
Sale price From $1,709.25 USD Regular price $2,279.00 USD
Unit price
Yellow gold three stone engagement ring featuring tapered baguette lab grown diamonds in a modern setting
Yellow gold three stone engagement ring featuring tapered baguette lab grown diamonds in a modern setting
Lab Grown Diamond -25%

0.20 CT Yellow Gold Three Stone Baguette Diamond Ring

Regular price From $209.75 USD
Sale price From $209.75 USD Regular price $279.67 USD
Unit price
Oval cut lab grown diamond engagement ring featuring tapered baguette side stones in yellow gold
Oval cut lab grown diamond engagement ring featuring tapered baguette side stones in yellow gold
Lab Grown Diamond -25%

0.50 TCW Oval Diamond Three Stone Ring, Yellow Gold Baguette

Regular price From $214.82 USD
Sale price From $214.82 USD Regular price $286.43 USD
Unit price
Woman wearing the oval diamond three stone ring, close-up view on her hand
Woman wearing the oval diamond three stone ring, close-up view on her hand
Lab Grown Diamond -25%

Oval Lab Grown Three Stone Diamond Ring, 14k Yellow Gold

Regular price From $491.80 USD
Sale price From $491.80 USD Regular price $655.73 USD
Unit price
Pear cut lab grown diamond trilogy ring displayed to show its minimalist three stone design
Pear cut lab grown diamond trilogy ring displayed to show its minimalist three stone design
Lab Grown Diamond -25%

Pear Cut Lab Grown Diamond Trilogy Engagement Ring, Gold

Regular price From $481.37 USD
Sale price From $481.37 USD Regular price $641.83 USD
Unit price
oval diamond three stone ring
oval diamond three stone ring
Lab Grown Diamond -25%

0.55 CT Oval Lab Grown Diamond Three Stone Ring, 14k Gold

Regular price From $487.32 USD
Sale price From $487.32 USD Regular price $649.76 USD
Unit price
Radiant cut lab grown diamond engagement ring featuring a three stone design with marquise side stones
Radiant cut lab grown diamond engagement ring featuring a three stone design with marquise side stones
Lab Grown Diamond -25%

0.50 CT Radiant Cut Lab Grown Diamond Three Stone Ring

Regular price From $411.21 USD
Sale price From $411.21 USD Regular price $548.28 USD
Unit price
Marquise lab grown diamond trilogy ring featuring pink round side diamonds in 18K yellow gold
Marquise lab grown diamond trilogy ring featuring pink round side diamonds in 18K yellow gold
Lab Grown Diamond -25%

1 TCW Marquise Lab Grown Diamond Trilogy Ring, 18K Yellow Gold

Regular price From $708.28 USD
Sale price From $708.28 USD Regular price $944.37 USD
Unit price
Marquise three stone diamond ring displayed to highlight its gold band and center stone
Marquise three stone diamond ring displayed to highlight its gold band and center stone
Lab Grown Diamond -25%

0.33 CT Marquise Three Stone Ring, Lab Grown Diamond Gold Ring

Regular price From $361.79 USD
Sale price From $361.79 USD Regular price $482.39 USD
Unit price
Pear cut lab grown diamond ring featuring emerald cut side stones in a trilogy setting
Pear cut lab grown diamond ring featuring emerald cut side stones in a trilogy setting
Lab Grown Diamond -25%

0.50 TCW Pear Diamond Ring, 14K Gold Three Stone Ring

Regular price From $622.20 USD
Sale price From $622.20 USD Regular price $829.60 USD
Unit price
TrionzaDiamond three stone engagement ring crafted for a meaningful gift
TrionzaDiamond three stone engagement ring crafted for a meaningful gift
Lab Grown Diamond -25%

2CT Pear Cut IGI Certified Lab Diamond Three Stone Ring 18k Gold

Regular price From $1,264.96 USD
Sale price From $1,264.96 USD Regular price $1,686.61 USD
Unit price
three stone gold ring
three stone gold ring
Lab Grown Diamond -25%

Three Stone Emerald Cut Engagement Ring, 14k Gold Lab Diamond

Regular price From $491.47 USD
Sale price From $491.47 USD Regular price $655.29 USD
Unit price
Oval three stone engagement ring featuring a lab grown diamond with pink diamond side stones
Oval three stone engagement ring featuring a lab grown diamond with pink diamond side stones
Lab Grown Diamond -25%

Oval Three Stone Engagement Ring, Lab Grown Pink Diamond Ring

Regular price From $2,248.25 USD
Sale price From $2,248.25 USD Regular price $2,997.67 USD
Unit price
Close-up of the IGI certified oval rose cut center diamond showing its faceted brilliance
Close-up of the IGI certified oval rose cut center diamond showing its faceted brilliance
Lab Grown Diamond -25%

2.46 TCW Oval & Half Moon Rose Cut Diamond Ring, IGI Certified

Regular price From $1,713.00 USD
Sale price From $1,713.00 USD Regular price $2,284.00 USD
Unit price
Marquise three stone lab grown diamond ring featuring an east west leaf motif dainty band
Marquise three stone lab grown diamond ring featuring an east west leaf motif dainty band
Lab Grown Diamond -25%

0.31 CT Marquise Three Stone Lab Grown Diamond Ring, Dainty Band

Regular price From $229.00 USD
Sale price From $229.00 USD Regular price $305.33 USD
Unit price
Three stone Asscher cut blue diamond engagement ring displayed to show its trilogy setting
Three stone Asscher cut blue diamond engagement ring displayed to show its trilogy setting
Lab Grown Diamond -25%

Three Stone Asscher Cut Blue Diamond Ring, 14k Gold Trilogy

Regular price From $527.80 USD
Sale price From $527.80 USD Regular price $703.73 USD
Unit price
Emerald cut lab grown diamond ring featuring blue color and pear cut side stones in yellow gold
Emerald cut lab grown diamond ring featuring blue color and pear cut side stones in yellow gold
Lab Grown Diamond -25%

1CT Lab Grown Diamond Three Stone Ring, Emerald Cut, Blue

Regular price From $876.57 USD
Sale price From $876.57 USD Regular price $1,168.76 USD
Unit price
Three stone oval engagement ring featuring a champagne diamond set in yellow gold
Three stone oval engagement ring featuring a champagne diamond set in yellow gold
Lab Grown Diamond -25%

1.50 TCW Lab Grown Diamond Three Stone Ring, Yellow Gold Oval

Regular price From $449.82 USD
Sale price From $449.82 USD Regular price $599.76 USD
Unit price
Oval lab grown blue diamond bypass ring in yellow gold with a crossover cluster design
Oval lab grown blue diamond bypass ring in yellow gold with a crossover cluster design
Lab Grown Diamond -25%

Oval Lab Grown Diamond Bypass Ring, Yellow Gold Cluster Ring

Regular price From $439.99 USD
Sale price From $439.99 USD Regular price $586.65 USD
Unit price
Pear cut blue lab grown diamond ring featuring a three stone marquise cluster design
Pear cut blue lab grown diamond ring featuring a three stone marquise cluster design
Lab Grown Diamond -25%

1 CT Pear Blue Gemstone Ring, Leaf Accents, Split Shank IGI

Regular price From $341.90 USD
Sale price From $341.90 USD Regular price $455.87 USD
Unit price
Bow butterfly trellis setting holding the pear and round lab grown diamonds securely
Bow butterfly trellis setting holding the pear and round lab grown diamonds securely
Lab Grown Diamond -25%

Pear & Round Lab Grown Diamond Three Stone Ring, Yellow Gold

Regular price From $543.42 USD
Sale price From $543.42 USD Regular price $724.56 USD
Unit price
Princess cut lab grown diamond engagement ring with tapered baguette side stones and excellent polish
Princess cut lab grown diamond engagement ring with tapered baguette side stones and excellent polish
Lab Grown Diamond -25%

2.60 TCW IGI Certified Princess Cut 3 Stone Diamond Ring

Regular price From $1,350.00 USD
Sale price From $1,350.00 USD Regular price $1,800.00 USD
Unit price
Oval lab grown diamond three stone engagement ring displayed with side round cut diamonds in 18K gold
Oval lab grown diamond three stone engagement ring displayed with side round cut diamonds in 18K gold
Lab Grown Diamond -25%

3CT Oval Three Stone Lab Diamond Ring, IGI Certified 18K Gold

Regular price From $1,777.50 USD
Sale price From $1,777.50 USD Regular price $2,370.00 USD
Unit price
Cushion cut lab grown diamond engagement ring featuring tapered baguette side stones in a three stone design
Cushion cut lab grown diamond engagement ring featuring tapered baguette side stones in a three stone design
Lab Grown Diamond -25%

3 CT Cushion Cut IGI Certified E/VVS2 Three Stone Diamond Ring

Regular price From $900.00 USD
Sale price From $900.00 USD Regular price $1,200.00 USD
Unit price
Emerald cut lab grown diamond three stone ring crafted in 14K gold setting
Emerald cut lab grown diamond three stone ring crafted in 14K gold setting
Lab Grown Diamond -25%

2CT Emerald Cut Lab Grown Diamond Three Stone Ring, 14K Gold

Regular price From $1,443.75 USD
Sale price From $1,443.75 USD Regular price $1,925.00 USD
Unit price
Oval lab grown diamond engagement ring featuring pear cut side stones in a three stone design
Oval lab grown diamond engagement ring featuring pear cut side stones in a three stone design
Lab Grown Diamond -25%

2CT Oval Lab Grown Diamond 3-Stone Ring, D/VVS2 IGI Certified

Regular price From $1,619.25 USD
Sale price From $1,619.25 USD Regular price $2,159.00 USD
Unit price
Close-up of the IGI certified D color VVS2 oval diamond center stone
Close-up of the IGI certified D color VVS2 oval diamond center stone
Lab Grown Diamond -25%

1.50CT Oval Lab Grown Diamond 3-Stone Ring IGI D VVS2 14K Gold

Regular price From $1,439.25 USD
Sale price From $1,439.25 USD Regular price $1,919.00 USD
Unit price
Marquise and oval lab grown diamond three stone ring displayed to show its total 5.5 CT design
Marquise and oval lab grown diamond three stone ring displayed to show its total 5.5 CT design
Lab Grown Diamond -25%

5.5CT D/VS1 Marquise & Oval Lab Diamond 3 Stone Ring, IGI

Regular price From $1,709.25 USD
Sale price From $1,709.25 USD Regular price $2,279.00 USD
Unit price
Close-up of the 4.00ct emerald cut center diamond flanked by two 1ct emerald cut side stones
Close-up of the 4.00ct emerald cut center diamond flanked by two 1ct emerald cut side stones
Lab Grown Diamond -25%

Emerald Cut Lab Grown Diamond Three Stone Ring, 18k White Gold

Regular price From $2,325.75 USD
Sale price From $2,325.75 USD Regular price $3,101.00 USD
Unit price
Radiant cut diamond ring displayed to highlight its pave setting and precise craftsmanship
Radiant cut diamond ring displayed to highlight its pave setting and precise craftsmanship
Lab Grown Diamond -25%

1.65 CT Radiant Cut Lab Diamond Ring, D/VVS1 IGI Certified

Regular price From $1,191.75 USD
Sale price From $1,191.75 USD Regular price $1,589.00 USD
Unit price
cushion cut lab diamond ring
cushion cut lab diamond ring
Lab Grown Diamond -25%

3CT Elongated Cushion Lab Diamond Ring, E/VVS2, IGI, 14K Gold

Regular price From $900.00 USD
Sale price From $900.00 USD Regular price $1,200.00 USD
Unit price
Radiant cut lab grown diamond ring with three stone design and pavรฉ band in 18k white gold
Radiant cut lab grown diamond ring with three stone design and pavรฉ band in 18k white gold
Lab Grown Diamond -25%

3 CT Radiant Cut Lab Grown Diamond Ring, Three Stone Pavรฉ Band

Regular price From $2,177.71 USD
Sale price From $2,177.71 USD Regular price $2,903.61 USD
Unit price
Two tone cushion cut lab grown diamond engagement ring featuring side trapezoid stones
Two tone cushion cut lab grown diamond engagement ring featuring side trapezoid stones
Lab Grown Diamond -25%

Two Tone Cushion Cut Lab Grown Diamond Three Stone Ring

Regular price From $3,000.00 USD
Sale price From $3,000.00 USD Regular price $4,000.00 USD
Unit price
Elongated cushion cut lab grown diamond ring featuring half moon side stones in a three stone design
Elongated cushion cut lab grown diamond ring featuring half moon side stones in a three stone design
Lab Grown Diamond -25%

2.50 CT Elongated Cushion Lab Diamond Ring, 3 Stone F/VVS2

Regular price From $1,667.38 USD
Sale price From $1,667.38 USD Regular price $2,223.17 USD
Unit price
3 stone round lab diamond anniversary band in yellow gold with a 1.50 CT center stone
3 stone round lab diamond anniversary band in yellow gold with a 1.50 CT center stone
Lab Grown Diamond -25%

1.50 CT 3 Stone Round Lab Diamond Anniversary Band, Yellow Gold

Regular price From $1,033.50 USD
Sale price From $1,033.50 USD Regular price $1,378.00 USD
Unit price
Marquise cut lab grown diamond trilogy ring showcasing a 2.00 CT center stone in E/VS1 quality
Marquise cut lab grown diamond trilogy ring showcasing a 2.00 CT center stone in E/VS1 quality
Lab Grown Diamond -25%

3.50 TCW Marquise Trilogy Lab Grown Diamond Wedding Ring E/VS1

Regular price From $1,987.50 USD
Sale price From $1,987.50 USD Regular price $2,650.00 USD
Unit price
Cushion cut lab grown diamond three stone ring with oval cut side stones in a handcrafted design
Cushion cut lab grown diamond three stone ring with oval cut side stones in a handcrafted design
Lab Grown Diamond -25%

3 CT Cushion Cut Lab Grown Diamond Three Stone Ring E/VVS2

Regular price From $2,080.64 USD
Sale price From $2,080.64 USD Regular price $2,774.19 USD
Unit price
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