Monique Péan's carved ivory ring features a geometric design reminiscent of the ancient steps in Machu Picchu, a site from which the designer often draws inspiration. Five black diamonds in gold settings sparkle at the ring's peak. 0.5 ct conflict-and-devastation free black diamonds. Recycled 18k yellow gold. 6mm band width, 1 7mm face width (approximately) . Monique Péan sources fossilized woolly mammoth ivory from indigenous Alaska Natives who gather material from the Arctic Circle. The label uses fair trade standards for the ivory it obtains. This item cannot be shipped to New Jersey. For information about additional ring sizes, please contact our customer service representatives via email at webservices@barneys.com or by phone at 888.222.7639.