A beautiful 18ct75% pure gold (or 750 parts pure gold and 250 parts other metals) More gold ring with a platinumDerives from the Spanish word 'platina' meaning 'little silver'. Acknowledged since the 1900s, platinum's durability and natural brightness has been and still is today highly treasured A metallic element prized for its rarity, whiteness, high tensile strength and insusceptibility to corrosion, platinum first became widely used in jewellery in the late ninete... More top that was made in the 1920s. It has been clawA precious metal prong used to hold a gemstone in place. More set with a stunning Royal blue colour oval sapphireBlue is the best-known colour for this gemstone but it can be found in all colours of the spectrum. After diamond, sapphire is the hardest gemstone. More that is most likely a Ceylonese sapphire. On either side is a good bright white old mine cutAn 18th, 19th and early 20th century diamond shape, typically cushion or asymmetrical, marked by a small table, a high crown and a large culet. Culets are the small flat facets at the bottom of a stone which appear to the untrained eye as a hole in the middle of the stone. Before the advent of modern machinery which allows for the precise faceting we see tod... More diamondA precious, lustrous gemstone made of highly compressed carbon. Diamonds are one of the hardest materials known to mankind. Colours of diamonds range from colourless, yellow, orange and brown to almost black. Natural coloured (or ‘fancy’) diamonds can be extremely rare. The cut, colour, clarity and carat weight of a diamond are the criteria jewellers use... More. It would make a perfect engagement ring}