Massive amethyst diamond ring by Stephen Webster crafted in solid 18K yellow gold.

From Crystal Haze collection.

Openwork shank resembles vines or perhaps barbwire.

Holds a HUGE intricately cut purple amethyst 21 mm in diameter, accented with eight sparkly diamonds.

Size 11 1/4

Weight 24.0 grams - this is a VERY heavy ring 

The center measures 21 mm in diameter. The center is elevated 11 mm above the finger. 

Hallmarked SW, stamped 18K, features signature SW engraving.

About the designer: 

Stephen Webster born in Gravesend, Kent in the southeast part of England, the son of a draftsman, and educated at Medway College.

Webster opened a store in London in 1994, and by 2008 had 20 international boutiques. Today the London flagship boutique is on Mount Street. The designer is known for gothic, rock and roll, and steam punk styles of fine and silver jewellery.

Webster was appointed Member of the Order of the British Empire (MBE) in the 2013 New Year Honours for services to training and skills in the British jewellery industry.