The Eureka Diamond-This brilliant is not, by ordinary standards, exceptional. However, it was cut from the first diamond found in South Africa at carats rough and therefore has historical significance.
After 75 hours at the grinding wheel, master diamond cutter Mike Botha finally put the finishing touches on the "Esperanza" diamond — a gemstone that was plucked from the soil by Bobbie Oskarson at Arkansas' Crater of Diamonds State Park on June Origi
This rare blue diamond of Indian origin that has a recorded history dating back to the late 17th century, eventually came into the possession of the Wittelsbach family in 1722, the German noble family that provided rulers of Bavaria and of the Rhenish Palatinate until the 20th century On 10 December 2008, the 35.56-carat Wittelsbach Diamond was sold to London-based jeweler Laurence Graff for £16.4 million
The Eureka was discovered per chance by a boy, Erasmus Jacobs in 1867 at Kimberly, South Africa. The rough diamond weighed and is attributed to starting the great Kimberley Diamond Rush in South Africa.