Vintage Signed Sherman Starburst Pin Brooch Fabulous

Vintage circa 60s pin brooch signed Sherman, a popular retired Montreal designer of costume jewelry, collectible, snowflake or starburst shaped with dazzling crystals in citrine yellow and soft grayish beige, prong set in gold plated metal, with slightly elevated dome structure, excellent pre-owned condition, from a non smoking environment, an absolute stunner, the photos don't really do it justice! Measurements: 3.5 cm