Store › AA+ Ethiopian Opal ring. Image 1 of 4 Image 2 of 4 Image 3 of 4 Image 4 of 4 AA+ Ethiopian Opal ring. £82.00 Beautifully delicate and simple. A stunning top quality 5mm Ethiopian Opal on a 2mm wide beaded silver ring.These pictures don't really do the stone justice, the colours are much more vivid and varied, especially in the sun.My rings are made to order so please let me know a size. Add To Cart Added! Beautifully delicate and simple. A stunning top quality 5mm Ethiopian Opal on a 2mm wide beaded silver ring.These pictures don't really do the stone justice, the colours are much more vivid and varied, especially in the sun.My rings are made to order so please let me know a size.