4 mm 4.0 (3189) (17ss) Round Buff Top Doublet Vintage Glass Stones.

~Colors in Stock: White Moonstone, Aqua Moonstone, Amethyst Moonstone, Pink Moonstone, Fire Opal, Lime Green Moonstone, White Opal, Dark Coral, Chalcedony, Beige/tan moonstone, Light Turquoise, Jet, Chalk White, Dark Cherry Red.