The Mediterranean Blue, a 10.03-carat vivid blue diamond, sold for $21.5 million at Sotheby’s Geneva, becoming 2025’s most ...

The official visit by Thai Prime Minister Prayut Chan-o-cha to Riyadh signals the nations are seeking to thaw ties, long chilled by 1989 Blue Diamond affair.

Saudi Arabia downgraded its diplomatic relations with Thailand over the theft that led to a string of mysterious killings and became known as the Blue Diamond affair. Saudi Crown Prince Mohammed b ...