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Ruby 3 ct Lab Grown Round Cut Classic Cathedral Diamond Engagement Ring

Ruby 3 ct Lab Grown Round Cut Classic Cathedral Diamond Engagement Ring

Ruby 3 ct Lab Grown Round Cut Classic Cathedral Diamond Engagement Ring

Ruby 3 ct Lab Grown Round Cut Classic Cathedral Diamond Engagement Ring

Ruby 3 ct Lab Grown Round Cut Classic Cathedral Diamond Engagement Ring

Ruby 3 ct Lab Grown Round Cut Classic Cathedral Diamond Engagement Ring

Carat Weight 3 (TCW)

4,500.00 USD 9,000.00 USD 50% Off

Charlotte 3.27 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Charlotte 3.27 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Charlotte 3.27 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Charlotte 3.27 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Charlotte 3.27 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Charlotte 3.27 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Carat Weight 3.27 (TCW)

4,851.00 USD 9,702.00 USD 50% Off

Anna 3.33 ct Lab Grown Emerald Cut Halo Split Shank Diamond Engagement Ring

Anna 3.33 ct Lab Grown Emerald Cut Halo Split Shank Diamond Engagement Ring

Anna 3.33 ct Lab Grown Emerald Cut Halo Split Shank Diamond Engagement Ring

Anna 3.33 ct Lab Grown Emerald Cut Halo Split Shank Diamond Engagement Ring

Anna 3.33 ct Lab Grown Emerald Cut Halo Split Shank Diamond Engagement Ring

Anna 3.33 ct Lab Grown Emerald Cut Halo Split Shank Diamond Engagement Ring

Carat Weight 3.33 (TCW)

4,929.00 USD 9,858.00 USD 50% Off

Ophelia 3.35 Carat Heart Cut Pave Halo Split Shank Engagement Ring

Ophelia 3.35 Carat Heart Cut Pave Halo Split Shank Engagement Ring

Ophelia 3.35 Carat Heart Cut Pave Halo Split Shank Engagement Ring

Ophelia 3.35 Carat Heart Cut Pave Halo Split Shank Engagement Ring

Ophelia 3.35 Carat Heart Cut Pave Halo Split Shank Engagement Ring

Ophelia 3.35 Carat Heart Cut Pave Halo Split Shank Engagement Ring

Carat Weight 3.35 (Tcw)

4,955.00 USD 9,910.00 USD 50% Off

Eva 3.42 ct Lab Grown Cushion Cut Halo Split Shank Diamond Engagement Ring

Eva 3.42 ct Lab Grown Cushion Cut Halo Split Shank Diamond Engagement Ring

Eva 3.42 ct Lab Grown Cushion Cut Halo Split Shank Diamond Engagement Ring

Eva 3.42 ct Lab Grown Cushion Cut Halo Split Shank Diamond Engagement Ring

Eva 3.42 ct Lab Grown Cushion Cut Halo Split Shank Diamond Engagement Ring

Eva 3.42 ct Lab Grown Cushion Cut Halo Split Shank Diamond Engagement Ring

Carat Weight 3.42 (TCW)

5,046.00 USD 10,092.00 USD 50% Off

Riley 3.18 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Riley 3.18 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Riley 3.18 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Riley 3.18 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Riley 3.18 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Riley 3.18 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Carat Weight 3.18 (TCW)

4,734.00 USD 9,468.00 USD 50% Off

Ava 3.4 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Ava 3.4 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Ava 3.4 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Ava 3.4 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Ava 3.4 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Ava 3.4 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Carat Weight 3.4 (TCW)

5,020.00 USD 10,040.00 USD 50% Off

Jade 3.33 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Jade 3.33 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Jade 3.33 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Jade 3.33 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Jade 3.33 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Jade 3.33 ct Lab Grown Round Cut Pave 4 Prong Diamond Engagement Ring

Carat Weight 3.33 (TCW)

4,929.00 USD 9,858.00 USD 50% Off

Isadora 3.4 Carat Pear Cut Halo Pave Engagement Ring

Isadora 3.4 Carat Pear Cut Halo Pave Engagement Ring

Isadora 3.4 Carat Pear Cut Halo Pave Engagement Ring

Isadora 3.4 Carat Pear Cut Halo Pave Engagement Ring

Isadora 3.4 Carat Pear Cut Halo Pave Engagement Ring

Isadora 3.4 Carat Pear Cut Halo Pave Engagement Ring

Carat Weight 3.4 (Tcw)

5,020.00 USD 10,040.00 USD 50% Off

Valeria 3.11 ct Lab Grown Round Cut Double Claw Pave Diamond Engagement Ring

Valeria 3.11 ct Lab Grown Round Cut Double Claw Pave Diamond Engagement Ring

Valeria 3.11 ct Lab Grown Round Cut Double Claw Pave Diamond Engagement Ring

Valeria 3.11 ct Lab Grown Round Cut Double Claw Pave Diamond Engagement Ring

Valeria 3.11 ct Lab Grown Round Cut Double Claw Pave Diamond Engagement Ring

Valeria 3.11 ct Lab Grown Round Cut Double Claw Pave Diamond Engagement Ring

Carat Weight 3.11 (TCW)

4,643.00 USD 9,286.00 USD 50% Off

Mia 3.44 ct Lab Grown Round Cut Pave 6 Prong Diamond Engagement Ring

Mia 3.44 ct Lab Grown Round Cut Pave 6 Prong Diamond Engagement Ring

Mia 3.44 ct Lab Grown Round Cut Pave 6 Prong Diamond Engagement Ring

Mia 3.44 ct Lab Grown Round Cut Pave 6 Prong Diamond Engagement Ring

Mia 3.44 ct Lab Grown Round Cut Pave 6 Prong Diamond Engagement Ring

Mia 3.44 ct Lab Grown Round Cut Pave 6 Prong Diamond Engagement Ring

Carat Weight 3.44 (TCW)

5,072.00 USD 10,144.00 USD 50% Off

Nora 3.2 ct Lab Grown Round Cut Classic 6 Prong Diamond Engagement Ring

Nora 3.2 ct Lab Grown Round Cut Classic 6 Prong Diamond Engagement Ring

Nora 3.2 ct Lab Grown Round Cut Classic 6 Prong Diamond Engagement Ring

Nora 3.2 ct Lab Grown Round Cut Classic 6 Prong Diamond Engagement Ring

Nora 3.2 ct Lab Grown Round Cut Classic 6 Prong Diamond Engagement Ring

Nora 3.2 ct Lab Grown Round Cut Classic 6 Prong Diamond Engagement Ring

Carat Weight 3.2 (TCW)

4,760.00 USD 9,520.00 USD 50% Off

Camilla 3 Carat Round Cut Solitaire Engagement Ring

Camilla 3 Carat Round Cut Solitaire Engagement Ring

Camilla 3 Carat Round Cut Solitaire Engagement Ring

Camilla 3 Carat Round Cut Solitaire Engagement Ring

Camilla 3 Carat Round Cut Solitaire Engagement Ring

Camilla 3 Carat Round Cut Solitaire Engagement Ring

Carat Weight 3 (Tcw)

4,500.00 USD 9,000.00 USD 50% Off

Lavinia 3.35 Carat Emerald Cut Side Stone 4 Prong Engagement Ring

Lavinia 3.35 Carat Emerald Cut Side Stone 4 Prong Engagement Ring

Lavinia 3.35 Carat Emerald Cut Side Stone 4 Prong Engagement Ring

Lavinia 3.35 Carat Emerald Cut Side Stone 4 Prong Engagement Ring

Lavinia 3.35 Carat Emerald Cut Side Stone 4 Prong Engagement Ring

Lavinia 3.35 Carat Emerald Cut Side Stone 4 Prong Engagement Ring

Carat Weight 3.35 (Tcw)

4,955.00 USD 9,910.00 USD 50% Off

Ginevra 3.2 Carat Emerald Cut Tapered Engagement Ring

Ginevra 3.2 Carat Emerald Cut Tapered Engagement Ring

Ginevra 3.2 Carat Emerald Cut Tapered Engagement Ring

Ginevra 3.2 Carat Emerald Cut Tapered Engagement Ring

Ginevra 3.2 Carat Emerald Cut Tapered Engagement Ring

Ginevra 3.2 Carat Emerald Cut Tapered Engagement Ring

Carat Weight 3.2 (Tcw)

4,760.00 USD 9,520.00 USD 50% Off

Valentina 3 Carat Princess Cut Solitaire Tapered Milgrain Engagement Ring

Valentina 3 Carat Princess Cut Solitaire Tapered Milgrain Engagement Ring

Valentina 3 Carat Princess Cut Solitaire Tapered Milgrain Engagement Ring

Valentina 3 Carat Princess Cut Solitaire Tapered Milgrain Engagement Ring

Valentina 3 Carat Princess Cut Solitaire Tapered Milgrain Engagement Ring

Valentina 3 Carat Princess Cut Solitaire Tapered Milgrain Engagement Ring

Carat Weight 3 (Tcw)

4,500.00 USD 9,000.00 USD 50% Off

Serena 3.74 ct Lab Grown Round Cut Halo Double Row Diamond Engagement Ring

Serena 3.74 ct Lab Grown Round Cut Halo Double Row Diamond Engagement Ring

Serena 3.74 ct Lab Grown Round Cut Halo Double Row Diamond Engagement Ring

Serena 3.74 ct Lab Grown Round Cut Halo Double Row Diamond Engagement Ring

Serena 3.74 ct Lab Grown Round Cut Halo Double Row Diamond Engagement Ring

Serena 3.74 ct Lab Grown Round Cut Halo Double Row Diamond Engagement Ring

Carat Weight 3.74 (TCW)

5,462.00 USD 10,924.00 USD 50% Off

Aaliyah 3.33 ct Lab Grown Round Cut Pave Halo Diamond Engagement Ring

Aaliyah 3.33 ct Lab Grown Round Cut Pave Halo Diamond Engagement Ring

Aaliyah 3.33 ct Lab Grown Round Cut Pave Halo Diamond Engagement Ring

Aaliyah 3.33 ct Lab Grown Round Cut Pave Halo Diamond Engagement Ring

Aaliyah 3.33 ct Lab Grown Round Cut Pave Halo Diamond Engagement Ring

Aaliyah 3.33 ct Lab Grown Round Cut Pave Halo Diamond Engagement Ring

Carat Weight 3.33 (TCW)

4,929.00 USD 9,858.00 USD 50% Off

Sabrina 3 Carat Marquise Cut Solitaire Hand Engraved Milgrain Engagement Ring

Sabrina 3 Carat Marquise Cut Solitaire Hand Engraved Milgrain Engagement Ring

Sabrina 3 Carat Marquise Cut Solitaire Hand Engraved Milgrain Engagement Ring

Sabrina 3 Carat Marquise Cut Solitaire Hand Engraved Milgrain Engagement Ring

Sabrina 3 Carat Marquise Cut Solitaire Hand Engraved Milgrain Engagement Ring

Sabrina 3 Carat Marquise Cut Solitaire Hand Engraved Milgrain Engagement Ring

Carat Weight 3 (Tcw)

4,500.00 USD 9,000.00 USD 50% Off

Lucy 3.37 ct Lab Grown Radiant Cut Halo Pave Diamond Engagement Ring

Lucy 3.37 ct Lab Grown Radiant Cut Halo Pave Diamond Engagement Ring

Lucy 3.37 ct Lab Grown Radiant Cut Halo Pave Diamond Engagement Ring

Lucy 3.37 ct Lab Grown Radiant Cut Halo Pave Diamond Engagement Ring

Lucy 3.37 ct Lab Grown Radiant Cut Halo Pave Diamond Engagement Ring

Lucy 3.37 ct Lab Grown Radiant Cut Halo Pave Diamond Engagement Ring

Carat Weight 3.37 (TCW)

4,981.00 USD 9,962.00 USD 50% Off

Amelie 3.41 ct Lab Grown Cushion Cut Split Shank Halo Diamond Engagement Ring

Amelie 3.41 ct Lab Grown Cushion Cut Split Shank Halo Diamond Engagement Ring

Amelie 3.41 ct Lab Grown Cushion Cut Split Shank Halo Diamond Engagement Ring

Amelie 3.41 ct Lab Grown Cushion Cut Split Shank Halo Diamond Engagement Ring

Amelie 3.41 ct Lab Grown Cushion Cut Split Shank Halo Diamond Engagement Ring

Amelie 3.41 ct Lab Grown Cushion Cut Split Shank Halo Diamond Engagement Ring

Carat Weight 3.41 (TCW)

5,033.00 USD 10,066.00 USD 50% Off

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About 3

Explore 3 ct lab-grown diamond rings at Diamond Studio, with styles selected for diamond quality, setting design, and everyday wearability. Compare stone shape, carat range, metal color, setting profile, and product details before choosing the piece that fits your budget and style. Continue browsing related engagement rings or review our diamond education guide for buying guidance.