Vintage Kimberly 10K Gold, 3.7 ct Blue Tanzanite & Spinel Ring Size 6 – 2.7 gm
Hallmarks: 10KT (Gold Quality, 10 Karats Yellow Gold, 41.7% pure Gold), Kimberly (Designer, out of Ohio, USA, established 1948. by Elton Kimberly, sold in 1974). Tanzanite: Intense blue / violet hues.
