This is a women's size 7 lavender gemstone and sterling ring marked BBJ (Bangkok Ratnaraj Jewelers). The gemstones are light amethyst or lavender sapphire.
The sterling silver ring has a lavender cluster gemstone pattern.
This ring band measures about 1.6 mm wide and 0.3 mm thick. The ring weighs 4.1 grams.
The ring is in pre-owned condition with scratches.