Chris Billie - Navajo Contemporary Number 8 Turquoise and Silver Ring with Stamped Design, size 8 (J12172)
- Circa: Contemporary
18g, size 8, 0.875" wide. Hallmarked "KRS" on the inside. Acquired from a private collection in Canada. Number 8 turquoise is highly sought after by collectors. It was discovered in 1925 and was named Number 8, since it is an 8 on the Mohs scale of mineral hardness. Most turquoise is 4 or 5 on the Mohs scale.