Make it a necklace by adding a matching gold 0.50 mm rolo chain. (The chain will match the purity of the gold you choose for your pendant). Stamped for authenticity (10k Stamp for 10k gold and 14k Stamp for 14k gold).
This United States Airforce Pilot ring has a synthetic ruby as the center stone. The ring is made of 10K gold, a size 11, and weighs 21 grams. The owner flew during the Vietnam war and his plane was shot down, he managed to make it back to the United States.