The diamond ring effect, actually known as Baily’s Beads, happens as the last bit of the sun is covered by the moon, and again when ... while the blue lines show where it’ll be visible at ...

It fetched $57.5 million at a Christie’s auction in 2016. 3. The Blue Moon Diamond Ring – $48.4 Million The Blue Moon diamond ring is known for its 12.03-carat Fancy Vivid Blue diamond.

set in a ring, was said to be among the largest known fancy vivid blue diamonds and was the showpiece gem at the Sotheby's jewellery auction. The Blue Moon - named in reference to its rarity ...