Add a touch of elegance and sophistication to your ears with this perfect pair of classic blue sapphire and marcasite round halo drop earrings in gold plated 925 sterling silver. This pair of earrings is complete with a fishhook back for pierced ears. Gemstone Information Sapphire is famed for its beauty but also practical properties of resilience, strength and cutting ability. Sapphire is the birthstone for those born in September and is used to mark 5th and 45th wedding anniversaries. Marcasite is a type of pyrite which reflects with a captivating metallic charm. Popular in the Victorian era of jewellery making, marcasite gems were once used as an affordable substitute for the sparkle of a diamond. Jewellery Collection Gemondo\'s Classic Style Collection emulates timeless styles using jewellery making techniques perfected for the modern day. Add an touch of colour and sparkle to a special occasion, or just an elegant yet subtle piece for everyday wear.