Silver Peacock Ultra Keshi Freshwater Pearls 18 inch strand of approximately 51 pearls of an AAA grade measuring approximately 18x18mm to 30x19mm. These exceptional Keshi Pearls are a AAA grade due to their larger than average size, their lovely Silver peacock overtone hue, their beautiful cornflake shape, their metallic-like orient, and overall stunning appearance. Standard .8mm drill hole size.