In this category you will find a variety of square glass jewels, square glass gems & square glass gemstones. We carry a great assortment of sguare glass gem jewels. Square glass gemstones come in an assortment of different sizes and colors. Square glass gem jewels have pointed backs and faceted tops with no holes and are used in beading and beading projects, jewelry making, jewelry repairing and as craft supplies for crafting projects. Vintage glass jewels, vintage glass gems, vintage glass gemstones.