Gorgeous genuine 1ct ruby stone 18k gold ring

Absolutely gorgeous vintage from 1960 solid 18k yellow gold with 1ct round stone red pink ruby. Excellent condition, worn very little. Stamped inside the band 18k. Very pretty sunflower filiggree design around the ruby stone. Weigh around 5.7 grams and size 6.5. Has been acid tested by my jewelry store to 18k yellow gold. Comes with the box. Very shiny yellow gold and beautiful ruby stone. Ready to wear. Great for gift. Thanks !