Unusual Sapphire Engagement Ring with Swirls of DiamondsThis unusual blue sapphire ring has the centre gemstone embraced by two swirls of diamonds. This design was made in the first half of the 20th century, reaching popularity during the Art Deco era. The diamonds are edged with small beads of millegrain on the highly polished platinum band. This will make a spectacular engagement ring with a matching wedding ring. All rings on the website are made exclusively by us in the London jewellery district of