19 mai 2016
Bi-Pyramidal Diamond Crystal, Africa
Lot 1046. Bi-Pyramidal Diamond Crystal, Africa. Weighing approximately 11.22 carats and measuring 13.35 x 10.72 x 10.24mm. Sold for US$ 10,000 (€8,930). Photo: Bonhams. Originating from high in the Andes Mountains of Argentina, to our knowledge this is...