Lab-Grown Three Stone Diamond Rings

Three Diamonds. One Beautiful Love Story.

Celebrate your journey together with our exquisite collection of Lab-Grown Three Stone Diamond Rings. Also known as trilogy rings, these timeless designs beautifully represent your past, present and future, making them one of the most meaningful choices for engagements, anniversaries and life's unforgettable milestones. Every ring is thoughtfully crafted to combine exceptional brilliance with refined elegance.

At Pear Jewels Australia, our three stone rings showcase premium Lab-Grown Diamonds that possess the same physical, chemical and optical properties as mined diamonds. Carefully selected in D, E and F colour grades with VS to VVS clarity, many centre diamonds are IGI Certified, ensuring exceptional quality, outstanding sparkle and complete confidence with every purchase.

Discover beautifully balanced designs featuring Round, Oval, Pear, Emerald, Cushion, Marquise, Princess and Radiant cut diamonds. Whether you prefer classic side stones, elegant pear accents or contemporary mixed-shape settings, every trilogy ring is handcrafted in luxurious 14K and 18K White Gold, Yellow Gold, Rose Gold and Platinum to create a piece that will be treasured forever.

Symbolising enduring love and shared memories, our three stone engagement rings are designed to celebrate every chapter of your relationship. Combining timeless craftsmanship with ethical luxury, each Pear Jewels creation is made to shine for generations to come.

Three Stone Rings Trilogy Rings IGI Certified Lab-Grown Diamonds Australia-Wide Delivery

28 products

  • 1.5Ct Oval & Pear Three Stone Labgrown Diamond Engagement Ring - Pear Jewels1.5Ct Oval & Pear Three Stone Labgrown Diamond Engagement Ring - Pear Jewels
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    1.5Ct Oval & Pear Three Stone Labgrown Diamond Engagement Ring - Pear Jewels1.5Ct Oval & Pear Three Stone Labgrown Diamond Engagement Ring - Pear Jewels
    20% off Save $761.39

    1.5Ct Oval & Pear Three Stone Labgrown Diamond Engagement Ring

    From $3,045.55
    From $3,045.55 $3,806.94

    Elegant, romantic and designed to captivate, our 1.5CT Oval & Pear Three Stone Lab-Grown Diamond Engagement Ring features a stunning oval-cut centre diamond beautifully complemented by pear-shaped...
  • Three Stone Round & Baguette Lab-Grown Diamond Trilogy Ring - Pear JewelsThree Stone Round & Baguette Lab-Grown Diamond Trilogy Ring - Pear Jewels
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    Three Stone Round & Baguette Lab-Grown Diamond Trilogy Ring - Pear JewelsThree Stone Round & Baguette Lab-Grown Diamond Trilogy Ring - Pear Jewels
    20% off Save $765.61

    Three Stone Round & Baguette Lab-Grown Diamond Trilogy Ring

    From $3,062.43
    From $3,062.43 $3,828.04

    Celebrate a lifetime of love with our Three Stone Round & Baguette Lab-Grown Diamond Trilogy Ring. Featuring a magnificent 2.70CT round brilliant Lab-Grown diamond flanked by two...
  • Pear Three-Stone Tapered Baguette Lab-Grown Diamond Ring - Pear JewelsPear Three-Stone Tapered Baguette Lab-Grown Diamond Ring - Pear Jewels
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    Pear Three-Stone Tapered Baguette Lab-Grown Diamond Ring - Pear JewelsPear Three-Stone Tapered Baguette Lab-Grown Diamond Ring - Pear Jewels
    19% off Save $1,085.43

    Pear Three-Stone Tapered Baguette Lab-Grown Diamond Ring

    From $4,341.74
    From $4,341.74 $5,427.17

    Elegant, sophisticated and undeniably captivating, our Pear Three-Stone Tapered Baguette Lab-Grown Diamond Ring beautifully combines timeless symbolism with contemporary luxury. At its heart sits a magnificent 5.00CT...
  • 3ct Emerald Cut Lab Grown Diamond Ring with Side Stones 5ct Total | IGI Certified3ct Emerald Cut Lab Grown Diamond Ring with Side Stones 5ct Total | IGI Certified
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    3ct Emerald Cut Lab Grown Diamond Ring with Side Stones 5ct Total | IGI Certified
    20% off Save $712.50

    3ct Emerald Cut Lab Grown Diamond Ring with Side Stones 5ct Total | IGI Certified

    From $2,850.00
    From $2,850.00 $3,562.50

    Make a lasting impression with our breathtaking 3CT Emerald Cut Lab-Grown Diamond Ring with Side Stones. Featuring a magnificent 3.00CT emerald cut centre diamond complemented by two...
  • 1.80Ct Marquise & Pear Three Stone Labgrown Diamond Engagement Ring - Pear Jewels1.80Ct Marquise & Pear Three Stone Labgrown Diamond Engagement Ring - Pear Jewels
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    1.80Ct Marquise & Pear Three Stone Labgrown Diamond Engagement Ring - Pear Jewels1.80Ct Marquise & Pear Three Stone Labgrown Diamond Engagement Ring - Pear Jewels
    19% off Save $786.74

    1.80Ct Marquise & Pear Three Stone Labgrown Diamond Engagement Ring

    From $3,146.98
    From $3,146.98 $3,933.72

    Elegant, distinctive and full of brilliance, our 1.80CT Marquise & Pear Three Stone Lab-Grown Diamond Engagement Ring combines two of the most captivating diamond shapes in a...
  • 1.5Ct Round & Pear Three Stone Labgrown Diamond Engagement Ring - Pear Jewels1.5Ct Round & Pear Three Stone Labgrown Diamond Engagement Ring - Pear Jewels
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    1.5Ct Round & Pear Three Stone Labgrown Diamond Engagement Ring - Pear Jewels1.5Ct Round & Pear Three Stone Labgrown Diamond Engagement Ring - Pear Jewels
    20% off Save $738.04

    1.5Ct Round & Pear Three Stone Labgrown Diamond Engagement Ring

    From $2,952.16
    From $2,952.16 $3,690.20

    Elegant, romantic and beautifully balanced, our 1.5CT Round & Pear Three Stone Lab-Grown Diamond Engagement Ring combines timeless brilliance with modern sophistication. Featuring a stunning round brilliant...
  • 1.0Ct Pear Three Stone Fancy Labgrown Diamond Ring - Pear Jewels1.0Ct Pear Three Stone Fancy Labgrown Diamond Ring - Pear Jewels
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    1.0Ct Pear Three Stone Fancy Labgrown Diamond Ring - Pear Jewels1.0Ct Pear Three Stone Fancy Labgrown Diamond Ring - Pear Jewels
    20% off Save $656.74

    1.0Ct Pear Three Stone Fancy Labgrown Diamond Ring

    From $2,626.94
    From $2,626.94 $3,283.68

    Graceful, romantic and beautifully distinctive, our 1.0CT Pear Three Stone Fancy Lab-Grown Diamond Ring features a stunning pear-shaped centre diamond complemented by two matching pear-shaped side diamonds....
  • 1.5Ct Emerald & Pear Three Stone Labgrown Diamond Engagement Ring - Pear Jewels1.5Ct Emerald & Pear Three Stone Labgrown Diamond Engagement Ring - Pear Jewels
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    1.5Ct Emerald & Pear Three Stone Labgrown Diamond Engagement Ring - Pear Jewels1.5Ct Emerald & Pear Three Stone Labgrown Diamond Engagement Ring - Pear Jewels
    20% off Save $628.72

    1.5Ct Emerald & Pear Three Stone Labgrown Diamond Engagement Ring

    From $2,514.88
    From $2,514.88 $3,143.60

    Sophisticated, elegant and beautifully distinctive, our 1.5CT Emerald & Pear Three Stone Lab-Grown Diamond Engagement Ring combines the timeless beauty of an emerald-cut centre diamond with the...
  • 1.00Ct Cushion & Pear Fancy Labgrown Diamond Ring - Pear Jewels1.00Ct Cushion & Pear Fancy Labgrown Diamond Ring - Pear Jewels
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    1.00Ct Cushion & Pear Fancy Labgrown Diamond Ring - Pear Jewels1.00Ct Cushion & Pear Fancy Labgrown Diamond Ring - Pear Jewels
    20% off Save $654.73

    1.00Ct Cushion & Pear Fancy Labgrown Diamond Ring

    From $2,618.92
    From $2,618.92 $3,273.65

    Elegant, distinctive and full of character, our 1.00CT Cushion & Pear Fancy Lab-Grown Diamond Ring showcases a stunning cushion-cut centre diamond complemented by two beautiful pear-shaped side...
  • Antique Three Stone 0.5ct Center stone Labgrown Diamond Ring - Pear JewelsAntique Three Stone 0.5ct Center stone Labgrown Diamond Ring - Pear Jewels
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    Antique Three Stone 0.5ct Center stone Labgrown Diamond Ring - Pear JewelsAntique Three Stone 0.5ct Center stone Labgrown Diamond Ring - Pear Jewels
    19% off Save $611.68

    Antique Three Stone 0.5ct Center stone Labgrown Diamond Ring

    From $2,446.74
    From $2,446.74 $3,058.42

    Antique Three Stone 0.5CT Centre Stone Lab-Grown Diamond Ring Timeless romance meets vintage elegance in our Antique Three Stone 0.5CT Centre Stone Lab-Grown Diamond Ring. Inspired...
  • Three Stone Radiant Lab-Grown Diamond Ring - Pear JewelsThree Stone Radiant Lab-Grown Diamond Ring - Pear Jewels
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    Three Stone Radiant Lab-Grown Diamond Ring - Pear JewelsThree Stone Radiant Lab-Grown Diamond Ring - Pear Jewels
    20% off Save $563.85

    Three Stone Radiant & Pear Lab-Grown Diamond Ring

    From $2,255.39
    From $2,255.39 $2,819.24

    Elegant, sophisticated and designed to make a lasting impression, our Three Stone Radiant & Pear Lab-Grown Diamond Ring features a stunning radiant-cut centre diamond beautifully framed by...
  • Elegant Marquise Cut Lab-Grown Diamond Trilogy Ring with Pear & Round Accents - Pear JewelsElegant Marquise Cut Lab-Grown Diamond Trilogy Ring with Pear & Round Accents - Pear Jewels
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    Elegant Marquise Cut Lab-Grown Diamond Trilogy Ring with Pear & Round Accents - Pear JewelsElegant Marquise Cut Lab-Grown Diamond Trilogy Ring with Pear & Round Accents - Pear Jewels
    20% off Save $737.57

    Elegant Marquise Cut Lab-Grown Diamond Trilogy Ring with Pear & Round Accents

    From $2,950.28
    From $2,950.28 $3,687.85

    Sophisticated, luxurious and beautifully detailed, our Elegant Marquise Cut Lab-Grown Diamond Trilogy Ring With Pear & Round Accents showcases a breathtaking 1.50CT marquise-cut centre diamond complemented by...
  • Three-Stone Princess Cut Lab-Grown Diamond Ring with Round Accents - Pear JewelsThree-Stone Princess Cut Lab-Grown Diamond Ring with Round Accents - Pear Jewels
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    Three-Stone Princess Cut Lab-Grown Diamond Ring with Round Accents - Pear JewelsThree-Stone Princess Cut Lab-Grown Diamond Ring with Round Accents - Pear Jewels
    20% off Save $620.82

    Three-Stone Princess Cut Lab-Grown Diamond Ring with Round Accents

    From $2,483.28
    From $2,483.28 $3,104.10

    Bold, elegant and designed to maximise brilliance, our Three Stone Princess Cut Lab-Grown Diamond Ring With Round Accents showcases a stunning 1.50CT princess-cut centre diamond complemented by...
  • Three Stone Round & Pear Labgrown Diamond Ring - Pear JewelsThree Stone Round & Pear Labgrown Diamond Ring - Pear Jewels
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    Three Stone Round & Pear Labgrown Diamond Ring - Pear JewelsThree Stone Round & Pear Labgrown Diamond Ring - Pear Jewels
    20% off Save $574.99

    Three Stone Round & Pear Labgrown Diamond Ring

    From $2,299.94
    From $2,299.94 $2,874.93

    Elegant, timeless and full of brilliance, our Three Stone Round & Pear Lab-Grown Diamond Ring features a stunning 1.50CT round brilliant centre diamond beautifully complemented by two...
  • Pear Three Stone Solitaire Labgrown Diamond Ring - Pear JewelsPear Three Stone Solitaire Labgrown Diamond Ring - Pear Jewels
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    Pear Three Stone Solitaire Labgrown Diamond Ring - Pear JewelsPear Three Stone Solitaire Labgrown Diamond Ring - Pear Jewels
    20% off Save $610.35

    Pear & Round Three Stone Labgrown Diamond Ring

    From $2,441.40
    From $2,441.40 $3,051.75

    Elegant, luxurious and designed to make a lasting impression, our Pear & Round Three Stone Lab-Grown Diamond Ring features a stunning 1.50CT pear-shaped centre diamond complemented by...
  • Three Stone Cushion Labgrown Diamond Ring - Pear JewelsThree Stone Cushion Labgrown Diamond Ring - Pear Jewels
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    Three Stone Cushion Labgrown Diamond Ring - Pear JewelsThree Stone Cushion Labgrown Diamond Ring - Pear Jewels
    19% off Save $709.39

    Three Stone Cushion & Trillion Labgrown Diamond Ring

    From $2,837.57
    From $2,837.57 $3,546.96

    Celebrate your love story with our Three Stone Cushion & Trillion Lab-Grown Diamond Ring. Featuring a captivating 1.51CT cushion-cut Lab-Grown diamond beautifully complemented by two trillion-cut side...
  • Three Emerald & Trilliant Cut Lab-Grown Diamond Ring - Pear JewelsThree Emerald & Trilliant Cut Lab-Grown Diamond Ring - Pear Jewels
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    Three Emerald & Trilliant Cut Lab-Grown Diamond Ring - Pear JewelsThree Emerald & Trilliant Cut Lab-Grown Diamond Ring - Pear Jewels
    19% off Save $629.90

    Three Stone Emerald & Trilliant Cut Lab-Grown Diamond Engagement Ring

    From $2,519.61
    From $2,519.61 $3,149.51

    Celebrate your love story with our Three Stone Emerald & Trilliant Cut Lab-Grown Diamond Engagement Ring. Showcasing a captivating 1.50CT emerald-cut Lab-Grown diamond, beautifully accented by two...
  • Elegant Three Stone Round Lab-Grown Diamond Ring with Classic Charm - Pear JewelsElegant Three Stone Round Lab-Grown Diamond Ring with Classic Charm - Pear Jewels
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    Elegant Three Stone Round Lab-Grown Diamond Ring with Classic Charm - Pear JewelsElegant Three Stone Round Lab-Grown Diamond Ring with Classic Charm - Pear Jewels
    19% off Save $574.26

    Elegant Three Stone Round Lab-Grown Diamond Ring with Classic Charm

    From $2,297.06
    From $2,297.06 $2,871.32

    Celebrate your forever with our Elegant Three Stone Round Lab-Grown Diamond Ring with Classic Charm. Showcasing a breathtaking 1.50CT round brilliant Lab-Grown diamond accompanied by two perfectly...
  • Troupee Round Lab-grown 3 Stone Diamond Ring - Pear JewelsTroupee Round Lab-grown 3 Stone Diamond Ring - Pear Jewels
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    Troupee Round Lab-grown 3 Stone Diamond Ring - Pear JewelsTroupee Round Lab-grown 3 Stone Diamond Ring - Pear Jewels
    20% off Save $601.96

    Troupee Round Lab-grown 3 Stone Diamond Ring

    From $2,407.83
    From $2,407.83 $3,009.79

    Celebrate a love story that shines through every chapter with our Troupee Round Lab-Grown 3 Stone Diamond Ring. Featuring a stunning 1.00CT round brilliant Lab-Grown diamond gracefully...
  • Three Stone Round & Baguette Lab-Grown Diamond Radiance Ring - Pear JewelsThree Stone Round & Baguette Lab-Grown Diamond Radiance Ring - Pear Jewels
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    Three Stone Round & Baguette Lab-Grown Diamond Radiance Ring - Pear JewelsThree Stone Round & Baguette Lab-Grown Diamond Radiance Ring - Pear Jewels
    19% off Save $571.64

    Three Stone Round & Baguette Lab-Grown Diamond Radiance Ring

    From $2,286.57
    From $2,286.57 $2,858.21

    Celebrate a love that shines endlessly with our Three Stone Round & Baguette Lab-Grown Diamond Radiance Ring. Featuring a breathtaking 1.50CT round brilliant Lab-Grown diamond, elegantly accompanied...
  • Three-Stone Round & Trillion Lab-Grown Diamond Ring - Pear JewelsThree-Stone Round & Trillion Lab-Grown Diamond Ring - Pear Jewels
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    Three-Stone Round & Trillion Lab-Grown Diamond Ring - Pear JewelsThree-Stone Round & Trillion Lab-Grown Diamond Ring - Pear Jewels
    20% off Save $681.68

    Three-Stone Round & Trillion Lab-Grown Diamond Ring

    From $2,726.72
    From $2,726.72 $3,408.40

    Designed to celebrate life's most meaningful moments, our Three-Stone Round & Trillion Lab-Grown Diamond Ring beautifully combines timeless brilliance with contemporary elegance. At its heart sits a...
  • Three Stone Princess & Baguette LabGrown Diamond Ring - Pear JewelsThree Stone Princess & Baguette LabGrown Diamond Ring - Pear Jewels
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    Three Stone Princess & Baguette LabGrown Diamond Ring - Pear JewelsThree Stone Princess & Baguette LabGrown Diamond Ring - Pear Jewels
    19% off Save $613.51

    Three Stone Princess & Baguette LabGrown Diamond Ring

    From $2,454.05
    From $2,454.05 $3,067.56

    Celebrate your journey together with our Three Stone Princess & Baguette Lab-Grown Diamond Ring, a sophisticated design that beautifully represents your past, present and future. Featuring a...
  • Marquise & Trillion Lab-Grown Diamond Three-Stone Ring with Pear Accents - Pear JewelsMarquise & Trillion Lab-Grown Diamond Three-Stone Ring with Pear Accents - Pear Jewels
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    Marquise & Trillion Lab-Grown Diamond Three-Stone Ring with Pear Accents - Pear JewelsMarquise & Trillion Lab-Grown Diamond Three-Stone Ring with Pear Accents - Pear Jewels
    20% off Save $688.94

    Marquise & Trillion Lab-Grown Diamond Three-Stone Ring with Pear Accents

    From $2,755.76
    From $2,755.76 $3,444.70

    Designed to celebrate a love story that is beautifully unique, our Marquise & Trillion Lab-Grown Diamond Three-Stone Ring with Pear Accents combines striking silhouettes with exceptional brilliance....
  • Classic Three-Stone Pear & Trillion Lab-Grown Diamond Engagement Ring - Pear JewelsClassic Three-Stone Pear & Trillion Lab-Grown Diamond Engagement Ring - Pear Jewels
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    Classic Three-Stone Pear & Trillion Lab-Grown Diamond Engagement Ring - Pear JewelsClassic Three-Stone Pear & Trillion Lab-Grown Diamond Engagement Ring - Pear Jewels
    20% off Save $727.79

    Classic Three-Stone Pear & Trillion Lab-Grown Diamond Engagement Ring

    From $2,911.16
    From $2,911.16 $3,638.95

    Elegant, meaningful and undeniably captivating, our Classic Three-Stone Pear & Trillion Lab-Grown Diamond Engagement Ring is designed to celebrate a love story that continues to unfold. At...
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