River Gemz Mannum

River Gemz is a family owned and operated jewellery store in Mannum specialising in opals. We cut and hand craft opal stones on site and with over 20 years of experience we have a wealth of knowledge and expertise to share with you.

At the shop we sell a great range of loose stones, opal specimens, gold nuggets, gem stone jewellery and crystal lamps, sourced from all over Australia.