The emblematic GG pattern is engraved onto a black synthetic corundum ring, enriched by 18k white gold details for a subtle contrast. This item will arrive in a velvet case available in a range of six jewel-toned colors. 18k white gold and black synthetic corundum 0.3" width Made in Italy Gucci guarantees, internally and within its supply chain, respect for standards of Social & Environmental Responsibility in line with its sustainability strategy. Gucci gold, platinum and diamonds are certified by the Responsible Jewellery Council whose mission is to promote responsible, ethical, social and environmental practices that guarantee human rights throughout the gold and diamond supply chain, from mines to retail