Vintage NOS 1960's 14K Goldstone Venturina 12mm Bead Pentagon Shape Spinner Pendant

Acquired from a jeweler's estate
Vintage NOS (new old stock) item in excellent condition
Crafted of 14 karat yellow gold, not marked but has been tested for gold content
Features round 12mm Goldstone Venturina bead
Weighs 4.0 grams
Measures 1.14" (29mm) top to bottom, including bail and 0.75" (19mm) left to right