The Ombre Sapphire Stack Rings are set in 18kt recycled yellow gold with blue sapphires. Wearable as a set or individually.Part of the Twilight Collectionby Sandy Leong.Twilight is a vibrant fine jewellery collection that explores variations in color, layers and light as they appear in the sky at dusk and dawn. Twilight introduces effervescent color centered around genuine sapphires and rubies cut by Swarovski.