Depending on at which point you want to price the stone, you can read the details, below.
From its original size of 726 carats, the final size and cut of this stone that still bears its name (142.9 carats) was sold to an owner who apparently still owns the stone for $2,259,400 US, in 1977.
A Miniature The Story of 'The Jonker Diamond' - 1936 is rated/received certificates of: USA:Approved (PCA #2004)
The Jonker Diamond is a name given to many finished gemstones cut from a raw diamond weighing 726 carats, beginning in 1936. The smallest of these weighs 8+ carats. There was an 'opening loss' of 1.57 carats on the first cleavage, however. No history remains tracking this loss. Each finished gemstone may or may not have a sales history. You can read more, below.
Corien Jonker's birth name is Cornelia Willemien Anke Jonker.
Jonker Afrikaner was born in 1785.
Jonker Afrikaner died in 1861.
Ingrid Jonker was born in 1933.
Marius Jonker was born in 1968.
Sjouke Jonker was born in 1924.
Sjouke Jonker died in 2007.
Ingrid Jonker Prize was created in 1965.
Robert James Jonker was born in 1960.
JW Jonker was born on 1987-03-19.