Collection of 15 half carat prime cobalt blue Sapphires

You definitely don't want to miss this incredible collection of Ceylon sapphires. Presented here are 15 of the bluest sapphires you will ever see. They each exhibit a prime cobalt blue hue under premium lusters that twinkle off of each facet with approximate SI1 clarity. They have an average weight of .62 carats, with some being heavier and some being lighter, with only one sapphire weighing in under half a carat. (.47cts) These sapphire measure between 5.5x4mm and 6.3x4.3mm each, and have a Mohs hardness rating of 9 out of 10 making them perfect for jewelry. Diffused.

Gems come with a complimentary gem jar for display and protection, size permitting. All treatments are disclosed*, and all weights and sizes are approximate. Listed gemstones are greatly magnified, and minor details that present themselves in the photo may not be visible with the naked eye. There may be slight color differences due to individual monitor settings and capabilities. *Except for topaz. As irradiation is the standard treatment for this gem type, they should be assumed to be as such, unless stated otherwise in the description.