Australian large gold, quartz and ruby organic 70's knuckleduster ring - Rob Bennett

A large gold, quartz and ruby organic ring consisting of a natural cluster of rock crystal points surrounded by 20 round faceted rubies four claw set at random heights and groups in 18k yellow gold on a heavily textured shank with a flat base and smooth side finger panels - marked for Rob Bennett of Sydney - total weight 41.1grms - dimensions of face 32mm x 27mm - currently size P (USA 7 1/2) - due to design limited resizing available - please enquire - c.1970 Australia