Glass Waistcoat Ball Buttons - 1/2"

Matching Set of Eight(8) Glass Ball Waistcoat Buttons - 1/2" - Mid-1800's - They have a thin double band of Goldstone and have pontils. They have a custard glass look and fluoresce under black light - These are very old and are unusual - I do not see many of these old glass Waistcoats with pontils - Long Shanks w/Plate