18kt white gold 18kt white gold Serpent Bohème diamond aquaprase single earring from BOUCHERON featuring post back closure, diamond accents and aquaprase accents. Please consider that this is sold as a single earring.. Conscious: 95% of the gold Boucheron uses is recycled, thereby reducing the brand's environmental impact. The remaining 5% is certified Fairmined.. Learn more about what makes a product Conscious on our Conscious Criteria page.