Product Details: This is an absolutely stunning and sentimental choice for an engagement ring.This solitaire three stone opal ring set 3-pieces is considered of one australian opal engagement ring and two 7 diamond women curved band. This design is an amazing example of vintage flare with its soft looking rose gold color and the very feminine opal center stone that glisten like the moon. This is a treasure of a ring that she will surely treasure forever. It is available in yellow, white, or rose gold. Opal is known as the gem of brilliance and mystery and is the birthstone for the month of October. Know Your Stone- What is Natural Opal Natural opals are those which have not been treated or added to in any way by mankind, other than by cutting and polishing. Natural opals are usually described as light, dark/black, boulder, and matrix. Product Specifications: Classic diamond opal 3 stone engagement ring: Metal Sterling Silver, 10k/14k/18k gold, Platinum Center Stone Natural Australian Opal Shape Oval Weight approx 0.7 carat Size 6x8 mm Accent stones 0.02ct Natural Diamond SI-H Band Width 1.5mm(bottom) Set 4 Ball Prong Set Seven Stone Women Curve Stackable Diamond Band *2: Metal Sterling Silver, 10k/14k/18k gold, Platinum Stone 0.18ct Natural Conflit Free Diamond Shape Round Cut