Oval shaped ring designed by Pablo Picasso to go up for auction
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A ring designed and crafted by Pablo Picasso is expected to fetch up to £500,000 (4.3 million yuan) at an auction this month. /CFP Photo

A ring designed and crafted by Pablo Picasso is expected to fetch up to £500,000 (4.3 million yuan) at an auction this month. /CFP Photo

Based on a portrait of one of his muses, Dora Maar in the late 1930s, Picasso gifted the jewelry to her after she impulsively threw her own ring into a river. /CFP Photo 

Based on a portrait of one of his muses, Dora Maar in the late 1930s, Picasso gifted the jewelry to her after she impulsively threw her own ring into a river. /CFP Photo 

The angry lover had reportedly kept the ring since then until her death in 1997. The ring will go on sale later in June. /CFP Photo

The angry lover had reportedly kept the ring since then until her death in 1997. The ring will go on sale later in June. /CFP Photo