TwoBirch Sterling Silver Wide Shank Solitaire Engagement Ring with Cubic Zirconia (0.5 ct. tw.) Search TB-SL-0006 on Amazon.com search bar above to see this ring with all of its variations. All TwoBirch rings are available in platinum, gold, silver, diamond moissanite and cz. Item in image is smaller than it appears. It is enlarged to show details. TwoBirch rings are made in high quality, solid metal, built to last a lifetime of wear. TwoBirch Solitaire Engagement Rings are made to order and can be customized. Satisfaction guaranteed. 30 Day No questions asked return policy.