Genuine WWII era Japanese preserved butterfly in glass ornament bought in 1946

The product is a WWII era Japanese preserved butterfly in a glass ornament purchased in 1946. This vintage original piece originates from Japan, specifically showcasing a post-1940 age. The glass material adds a unique and delicate touch to this special artifact, making it a valuable and authentic collectible item from the era. The butterfly is a Prioneris thestylis of Spotted Sawtooth butterfly and is native to Asia. Please note that there is some wear on the back tint (see picture of back of ornament) which does show on the front. The ornament is 3.25 inches square.