Teal/Bright Turquoise Shell 7/16", Pack of 30 Buttons, 11.5mm, #LP-133
Dyed Mother of Pearl shell button with natural imperfections as you can see, from the Mother of Pearl patterns showing up. High shine, lots of variance. 11.5mm, a wee bit larger than 7/16". and not quite 1/2". Most are about 1.4mm thick but there are some thicker. Holes are about 1.25mm.
Sold per pack of 30-33 buttons.