14k solid yellow gold natural emerald cut rectangular shaped blue topaz semi precious gemstone ring. 1. The weight of natural blue topaz gemstone used in the ring =1.40 cts. 2. The weight of 14k solid yellow gold used in the ring =1.150 grms. 3. The topaz is the birthstone for the people born in the month of November. 4. The design of the ring is very nice and beautiful. 5. I have used all my skills and experience to manufacture this ring as beautiful as I can and I do hope that my work will be