Oppenheimer blue diamond sells for record $57.5 million
GENEVA: A dazzling blue diamond once owned by mining magnate Philip Oppenheimer etched a record… Read More
9 years ago
Oppenheimer Blue
Rare blue diamond aims for record price at Geneva auction
GENEVA: A dazzling blue diamond once owned by mining magnate Philip Oppenheimer could fetch a record… Read More
9 years ago