5.011cts Unheated Vietnam Cobalt Spinel Oval Cut
Type: Cobalt SpinelShape: Oval
Carat Weight: 5.011
Color: Blue
Clarity: Eye Clean
Origin: Vietnam
Cut: Multifacet
Saturation: Vivid
Treatment: No Heat (NH)
Dimensions: 11.71 x 9.87 x 6.22mm
SKU: C12360-1
Cobalt Spinels are considered the most rare and precious variety of Spinels due to the presence of the chemical element cobalt. This gemstone comes in striking vivid to neon blue color saturations. The most iconic cobalt spinels come from Vietnam and Tanzania.
