Herkimer diamond crystal wrapped in solid sterling silver in friendship with a natural tigers eye gemstone beaded necklace. 
Sterling silver clasp.

Herkimer  a member of the Quartz family Herkimer Diamonds are great amplifiers of the healing properties of other stones, placing a Herkimer Diamond near a small stone of any kind amplifies it's energy, making them feel larger energetically and produce more of their healing energy.

Tiger’s Eye is the stone of courage, power, and protection. It bestows on us the ability to maintain our presence and power in this physical world. Tiger’s Eye also protects from the evil eye and can remove negative energies.
It is a stone of health and vitality.