A vintage framed educational display showcasing the development of Imperial Cultured Pearls, featuring mounted oyster shells and pearls in various colors and stages of growth. The labeled pearls include Pink, Black, Silver, Cream, and Baroque, along with cross-sections of oysters at different ages. The display is housed in a decorative frame measuring 10.25"L x 2"W x 8"H. Marked "Made in Japan" on the reverse. A unique collectible for pearl enthusiasts and jewelry historians.

Issued: 20th century
Dimensions: See Description

Age related wear.