platinum sapphire and diamond ring from Pragnell Vintage featuring platinum, baguette cut diamonds, brilliant cut diamonds, pink sapphire, oval cut and claw/prong setting. Conscious: Purchasing this item continues its narrative and reduces the environmental impact of using new resources. You can be confident that you’re making a better choice for the Planet.. Normal everyday use and external agents may reduce the lustre of gemstones and gold surfaces. To maintain, use specific, non-abrasive products specially meant for cleaning jewellery..