Each unit is hand made and includes a leatherette cord and matching colored tips. Approx size 1 1/2 Inches. Also known as rainbow hickoryite, autumn hickoryite is a variety of onyx marble with radial banding of reddish-brown, pink and yellow tones. The stone has a nice polish, Mohs hardness 3-1/2. Major deposits found in Mexico. Consistent calibrated size.