Button Shop › Small 19th Century Glass in Metal Waistcoat Button Small 19th Century Glass in Metal Waistcoat Button $15.00 sold out Very cool button that I believe is glass but it looks very much like Persian turquoise.NBS Small 1/2”Great Condition Very cool button that I believe is glass but it looks very much like Persian turquoise.NBS Small 1/2”Great Condition Sold Out Added!