1) 10K bicolor gold ring features round diamonds cluster set in white gold setting with a yellow gold scalloped edge openwork frame, decorative filigree design on shoulders, tapered shank, sz. 7.75, and 2) 10K yellow gold ring features half bezel set oval faceted synthetic ruby, mid-century decorative openwork shoulders, slightly tapered shank, sz. 10, 15.0 grams tw