Skull ring The images are in computerized 3D. Our pieces are made to order (we don't have ready delivery). Feedstock: 18k gold Sterling silver Rim Measurements: They are the sole responsibility of the customer. Manufacturing and shipping time: On average 25 days beyond the post office time. (This time is necessary due to the high degree of customization of our jewelry and due to orders prior to yours). Guarantee: Permanent on the raw material. Possible manufacturing defect. The warranty does not cover: Misuse by the customer Wrong finger rim measurement informed by the customer. Comes with: Guarantee certificate. Velvet Case. Gift wrapping. Questions we will be available through our WhatsApp (21) 967009062