Coral, diamond and 9k yellow gold ring Featuring (1) oval-cut coral cabochon, measuring approximately 16 X 11 mm, flanked by (4) full-cut diamonds, weighing a total of approximately 0.10 ct., set in a 9k yellow gold mounting, Hallmarked: 375, London, 1990, marked RoL, size 7, gross weight 6.49 grams