The white pieces have crazing which seems to be part of the design.

This vintage 1979 ceramic chess set is a must-have for any chess enthusiast. With a classic black and white design, these chessmen are 4.5"-7" in size and number 35 pieces in all. The ceramic material adds a touch of elegance and durability to the set, making it perfect for both display and play. Whether you're a collector or just starting out, this chess set is sure to impress.