Product Details: ThisVintage Natural Fire Opal Engagemenet Ring Set features with one oval solitaire fire opal engagement ring and one nature inspired leaf shape diamond band. The oval solitaire opal ring is designed with Australian opal stone in center and two flower style side stones. Know Your Stone-Natural Opal Q:Is natural opal real A:Natural opal is a variety of silica. This stone usually contains between 5% and 10% water and is relatively soft ¡§C its hardness rating is 5.5-6.0 on the Mohs scale. Opal can be colorless or colored; its colors can range from white, yellow, orange, and red to green, blue, brown, and black. Product Specifications: Oval Cut Solitaire Opal Engagement Ring: Metal Sterling Silver, 10k/14k/18k gold, Platinum Center Stone Natural Opal Australia Shape Oval Weight approx 1.5 carat Size 6x8 mm Accent stones Diamond Set Prong,Pave Set Nature Leaf Women Curved Diamond Band: Metal 14k/18k gold, Platinum Stone 0.13ct Natural Conflit Free Diamond Shape Round Cut