【Geneva, Swit】Rare Blue Diamond Sells for 6.6 Billion Yen at Auction
Editor’s NoteThe “Bleu Royal,” a rare blue diamond, has set a new benchmark, fetching a staggering 39.5 million Swiss francs at a Christie’s Geneva…
Editor’s NoteThe “Bleu Royal,” a rare blue diamond, has set a new benchmark, fetching a staggering 39.5 million Swiss francs at a Christie’s Geneva…