Humboldt 18" Handmade Navajo Gemstone Necklace

18" to 23" Long, Handmade Graduated Navajo Rectangular Gemstone Necklace * Natural stone may vary in size, color or shape *18" long necklace & 5" extender * 6mm, 8mm, 10mm navajo bead * 4mmx14mm rectangular gemstone * 20 grams weight * Nickel, Lead & Chrome free