Note that this is a size 7.5 ring (US/Canadian size). This is a unique ring that will be the one shipped.

Unique sterling silver green copper
turquoise gemstone ring

Stone dimension: 21 mm X 14 mm

Weight: 5.28 grams

Code: 445

The name turquoise comes from the french “pierre turquoise” meaning turquish stone , brought to europe from turkey dating back to the 17th century. It is one of the oldest stones known and used for thousands of years.Turquoise has spanned all cultures prized as a symbol of wisdom , nobility and the power of immortality. Honored by native americans as a sacred stone as it absorbs negative energy transmitting it into useful energy and helps us become one with the universe. This gemstone is a symbol of friendship, brings peace to the home and is considered a healing stone.

RING SIZE CONVERSION CHART LINK:
http://findmyringsize.com/en/conversiontable.aspx

Note that you can find other charts on google