available at https://www.zibbet.com/ameogem-jewellery/sz-7-5-genuine-green-canadian-jade-bowenite-serpentine-pear-shape-gemstone-925-solid-sterling-silver-statement-long-ring-jewellery

Jade is listed as the Mystical birthstone for the month of March and the Sun Sign Virgo. Jade may be given as a gem on the 12th 30th and 35th wedding and anniversary.
Ring specs:
Gemstone: Bowenite or Canadian Jade
Locality: Canada
Hardness: 5.0 to 5.5 Mohs scale
Gemstone size: 2.7 x 1.5cm
Ring size: US S 7.5; Australian & British P
Weight: 8.2 g
Metal: 925 Solid Sterling Silver