earrings featuring a central mabe pearl, 12.5 mm, accented by 52 round brilliant cut diamonds and black onyx mounted in 18K white and yellow gold with clip backs. Stamped, "18K 750," with maker's mark. 22.5 grams. Provenance: From the estate of the late Mrs. I. C. Deal, Dallas, TX. 1" L x .75" W, Circa - third quarter of the 20th C.