A beautiful antique sapphire and mine diamond 15ct gold five stone ring. The ring dates from the late 19th century with natural sapphires and diamonds. The mine cuts are very bright S1 and I well matched and sparkly, the sapphires are natural cushion cuts and Royal blue colour the 15ct gold is very light in tone so alloyed with silver or zinc. One of the key charms of 15ct gold jewellery lies in its uniqueness and rarity. While it was popular during its heyday, the production of 15ct gold pieces gradually declined, making them highly sought after by collectors and connoisseurs today. You know that your piece is an antique if it is 15ct gold as they ceased production in the 1930s. In 1932, significant changes were implemented within the jewellery and metalworking industry, leading to a reformation of standardized hallmarking and gold purity. As a result of these changes, the familiar purities that we recognize and shop with today emerged, including 9ct gold, 14ct gold, 18ct gold, an...