Natural Bi-Color Blue Sapphire 0.86ct Untreated Octagon Cut

Natural Bi-Color Blue Sapphire 0.86ct Untreated Octagon CutThis bi color blue sapphire octagon is a genuinely extraordinary natural specimen a near colorless pale blue gray body is traversed by vivid golden amber color zones running as warm veins and patches through the otherwise icy crystal interior. Viewed through the large step cut facets, the contrast between the cool translucent blue gray matrix and the glowing golden orange zones creates an almost abstract, landscape like pattern unique to this

This bi-color blue sapphire octagon is a genuinely extraordinary natural specimen — a near-colorless pale blue-gray body is traversed by vivid golden-amber color zones running as warm veins and patches through the otherwise icy crystal interior. Viewed through the large step-cut facets, the contrast between the cool translucent blue-gray matrix and the glowing golden-orange zones creates an almost abstract, landscape-like pattern unique to this individual stone.

Bi-color sapphires where two completely opposite warm and cool color zones coexist within a single crystal are exceptionally rare in nature, arising from highly specific changes in trace element chemistry during crystal growth. This stone is entirely untreated, making it a true collector's piece where the color distribution is wholly original and unmodified. At 0.86ct in a 6x3.8mm elongated octagon, it is an ideal centerpiece for an artistic pendant or statement ring celebrating the wonder of natural gem color phenomena.

• Stone type: Natural sapphire
• Treatment: Untreated
• Cut: Octagon
• Size: 6x3.8mm
• Weight: 0.86ct
• Clarity: SI

Natural bi-color sapphire, September birthstone - sold loose.