Natural Herkimer Diamond 925 Solid Sterling Silver Ring Size 8.5 kyanite women's pendant Gemstone size: 18mm X 25mm

Gemstone size: 18mm X 25mm

and have tree- or fern-like inclusions of iron or manganese

Gemstone size: 6mmX8mm

Gemstone size: 30mm X 20mm

Gemstone size: 29mm X 18mm

Natural Herkimer Diamond 925 Solid Sterling Silver Ring Size 8.5 kyanite women's pendant Gemstone size: 18mm X 25mmHandmade, natural product Stone: Herkimer Diamond Metal: 925 Solid Sterling Silver. Gemstone size: 11mm X 7mm Herkimer diamonds are a type of natural quartz that are only found in the Herkimer region of New York. Herkimer diamonds are world renowned for their sparkling attributes and can only be found in a single region in the world. The stone is raw and natural and not cut gemstones, so each item is unique. See this listing on Amazon.