Sotheby's flawless Blue Moon diamond, a 12.03ct will be the largest ever blue diamond ever to appear at auction. It was cut from a 29.62 rough blue, found by Petra Diamonds at the South African Cullinan mine in Jan 2014. It was purchased by Cora International and took 6 months to cut and polish. Estimates for auction will be between $35 and $55 million.

The Blue Moon is the world’s most expensive blue diamond

Sotheby's flawless Blue Moon diamond, a 12.03ct will be the largest ever blue diamond ever to appear at auction. It was cut from a 29.62 rough blue, found by Petra Diamonds at the South African Cullinan mine in Jan 2014. It was purchased by Cora International and took 6 months to cut and polish. Estimates for auction will be between $35 and $55 million.

Blue Diamond Color scale by Leibish & Co. I believe my blue diamond engagement ring is a similar shade to the bottom left stone; Fancy Vivid Greenish Blue. It sparkles ssooo much! I ♡ it loads!!!

Blue Diamond Color scale by Leibish & Co. I believe my blue diamond engagement ring is a similar shade to the bottom left stone; Fancy Vivid Greenish Blue. It sparkles ssooo much! I ♡ it loads!!!

Set de anillo de diamante azul hoja 18k pila de por LilianGinebra

Blue Diamond Leaf Ring Set - 18k Gold and Silver Stack Rings - Set of 2 Diamond Stack Rings - Eco-Friendly Recycled

Hidden raw diamond ring, sterling silver, blue diamonds - dainty stacking ring by GardensOfTheSun on Etsy https://www.etsy.com/listing/178685229/hidden-raw-diamond-ring-sterling-silver

Raw Blue Diamond Ring // Hidden Gems stacking band

Hidden raw diamond ring, sterling silver, blue diamonds - dainty stacking ring by GardensOfTheSun on Etsy https://www.etsy.com/listing/178685229/hidden-raw-diamond-ring-sterling-silver

Natural Blue diamonds are so rare. This blue diamond is enhanced and treated. The treatment can only work with a small minority of diamonds, and involves irradiating them causing the colour change, usually followed by heat treatment to stabilise the colour.

Natural Blue diamonds are so rare. This blue diamond is enhanced and treated. The treatment can only work with a small minority of diamonds, and involves irradiating them causing the colour change, usually followed by heat treatment to stabilise the colour.

Superb and Rare Fancy Vivid Blue Diamond and Diamond Ring Set with an oval brilliant-cut diamond weighing 10.10 carats, flanked by two pear-shaped diamonds, to the circular-cut diamond surround, gallery and hoop, mounted in 18 karat white gold

Superb and Rare Fancy Vivid Blue Diamond and Diamond Ring Set with an oval brilliant-cut diamond weighing 10.10 carats, flanked by two pear-shaped diamonds, to the circular-cut diamond surround, gallery and hoop, mounted in 18 karat white gold

By @Tom Burstein "A color so beautiful, it can only be found in nature. A 5.02 carat fancy intense greenish-blue diamond, on view June 6 @Christie Moffatt Smith

50+ Gorgeous Blue Diamond Rings

By @Tom Burstein "A color so beautiful, it can only be found in nature. A 5.02 carat fancy intense greenish-blue diamond, on view June 6 @Christie Moffatt Smith

Ruby Ring Natural Ruby Branch Ring 14k Gold by BlissjJewellery

Ruby Ring, Natural Ruby Branch Ring, 14k Gold Genuine Natural Ruby Stacking Gold Ring, Ruby Delicate Wedding Ring Gold, July Birthstone Ring

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