Studio 19 18k Citrine and Diamond Ring & Earring Set. Includes a size 8 ring set with a modified square cut citrine 10x10mm, (30) round brilliant yellow sapphires 1mm, and (38) round brilliant cut diamonds of 1mm. Matching earrings 26.5x12.5mm set with two modified square cut citrines 10x10mm and (102) round brilliant cut diamonds of 1mm. Marked ''STUDIO 19 750''. Excellent condition. Set weighs 27.5 grams.