April 20, 2010 - No Comments! Black Hole Rings Black hole rings in rubies, green sapphires, yellow gold, textured oxidized silver and hand carved ebony ring bases. Strong and sleek lines. Industrial and organic. Surprisingly light to wear despite its size. Available at Firma Greenbelt 3. Happy 420! Published by: Paul in rings Facebook Share on Facebook Twitter Share on Twitter Google+ Share on Google+