18k two-tone gold BIRKS floral design slider, set with central fancy light yellow old Euro cut diamond, estimated weight 0.75 ct, SI1 clarity, framed with with round brilliant cut diamonds, total estimated diamond weight 1.85 ct, VS clarity, F color, and accented with oval cabochon cut rubies, apprx. 3.5 x 2.5 mm each; marked on the back and clasp; overall weight 12.8 gm.