... 2Size: 15.5-16.5mm pearl 3)Color:white button pearl 4Grade:AAApearl 5)Shape:coin Item Freshwater pearl strands ... Pearls: Pearl Shape: round, near round, off-round, potato, rice, button, coin, drop, baroque shape, ect.Pearl Size: Freshwater pearl from ... 1mm to 16mm. Pearl Color: Nature white, pink and purple. Other color can be dyed according to ...