I made a natural spinel gemstone into a silver stud earring. It is as it is taken. The color is also natural. Collected together with "corundum" such as ruby and sapphire, In the past when there was no technology of jewelry appraisal, it was mistaken for ruby, it was used as a crown of the king It is a precious stone. However, spinel itself is also very beautiful, jewel with wide color width. I am using a pair that left the crystal shape. size: Spinel Ore 2 - 3 mm ◇ Gift wrapping available ◇ ☆ If you are concerned about accidents during delivery, delivery with guarantee Delivery method: Yamato Takkyubin or Please select a Yu-Pack. ☆ If you are interested in gift wrapping, please select other than letter pack lights. For thickness limitation, letter pack light can not be put in the box. Copy right 2015 - Sae + Sumi Koru all right reserved. All works are protected by copyright law.