Pair of ear studs in 750 thousandths white gold, each featuring a large carved ebony piece set with fifty modern brilliant-cut diamonds, system for pierced ears. Circa 1990. Total estimated diamond weight: 0.80 ct Height 3.2 cm - Width: 2.2 cm - Gross weight: 25.6 g In the same taste, a pair of ear studs in 750 thousandths white gold, each adorned with a carved ebony piece and also punctuated with thirty-one modern brilliant-cut diamonds (trace of collar), system for pierced ears. Total estimated diamond weight: 0.38 ct Height : 2.6 cm - Width : 1.5 cm - Gross weight : 13.5 g