Vintage NOS 1970's Buttercup Stud Earrings with Synthetic White Sapphires (1.50 carats total weight)

Vintage new old stock from a jeweler's estate
Crafted of solid sterling silver .925 (posts and backs are marked)
Features a push back post for pierced ears
Prong-set synthetic white sapphires measure 5mm each (weighs 1.50 carats total weight)
Buttercup settings measure 8mm