Spectral color gems mined only in Finland: Silver tie tack of spectral light. A breathtakingly beautiful deep blue flash There is no other gemstone, like a message from the universe, a stone with a bluish attracting wonder. Depending on the angle at which light enters, the way you see the blue, the depth of the color changes, pulling in the viewers. Simple and easy to use design. size: Diameter: 1.1 cm ◇ ◆ ◇ ◆ ◇ ◆ Sae + Sumi Koru spectral lights are all located at the Juramar mine site in Finland I use what I purchased. Only those collected in Finland formally "Spectral light", and what was collected in other production areas is not a spectral light even a beautiful Labradorite. Like a flying stone, deep color with wisdom. It is one of the attractions of this gem that let's see how colors appear depending on the angle of light hit. ☆ If you would like a gift box packing, please let us know the letter pack plus, Yamato Takkyubin, Yu-Pack Please choose one (for thickness limit of the box) ☆ ☆ If you are concerned about accidents during delivery, delivery with guarantee Delivery method: Yamato Takkyubin or Please select a Yu-Pack. Copy right 2015 - Sae + Sumi Koru all right reserved. All works are protected by copyright law.