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Lab-Grown Sapphire Cluster Floral Rings

These lab-grown sapphire and lab-grown diamond flower cluster rings set a lab-grown sapphire in blue, pink or yellow inside petal-shaped halos of lab-grown diamonds, in star-shaped and double halo styles. Choose from eight center shapes. Choose white, yellow or rose gold in 10K, 14K or 18K, platinum, or Silvadium, a tarnish-resistant sterling silver.

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2Select a diamond
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3Complete the ring
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Conflict-Free
Ethically sourced diamonds
Lifetime Warranty
Free cleaning & resizing
Free Shipping
30-day returns
IGI / GIA Certified
Independently graded

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Buying guide

How a flower cluster is built

A cluster ring groups small stones tightly around a center so they read as one larger shape. Here the lab-grown diamonds form petals around the lab-grown sapphire, so the ring looks like a flower from above. A star floral halo has pointed petals and a pave band for sparkle down the sides. A floral double halo adds a second ring of lab-grown diamonds on a plain band, which makes the whole head larger.

A cluster setting covers more of the finger than a solitaire with the same center, so it gives a bold look at a modest center size.

Lab-grown sapphire colors

Every design here can be ordered with a lab-grown blue, pink or yellow sapphire center. A lab-grown sapphire is corundum, with the same chemistry, hardness and crystal structure as a natural sapphire. At 9 on the Mohs scale it is one of the hardest gems, which makes it a sound choice for a ring worn every day, and it costs far less than a natural sapphire of the same size and color.

Carat, metal and price

Each design offers 1 to 9 carats total weight. White gold and platinum suit a lab-grown blue sapphire, and rose or yellow gold flatter pink and yellow. Rings start under $450 at the smallest size, and most start at about $970 to $980.

Made to order

Each ring is made for you in 10–15 days. Shipping is free on orders over $500, returns are accepted within 30 days, and one resize is free within 60 days of delivery.