18ct BRITISH GOLD AND OPAL RING 1970. £980.00 Home British (sold) 18ct BRITISH GOLD AND OPAL RING 1970. This item has been sold. Photo Gallery All photos (3) 18ct BRITISH GOLD AND OPAL RING 1970. × Interesting r ing with square textured shank,6 opals. Makers marks not clear..last two letters -RT ? Size aprox Q.. Listing ID: 58053e8d4deac0a3 Share Interested in this item Contact us at the following email address: sandy@sandystanleyjewellery.co.uk