Rustic Round Hand Hammerd Copper Vessel Bathroom Sink Drain Included. This round style sink is made for 16 gauge copper and it has an amazing antique finish. A copper vessel sink adds both an elegant and rustic look. You will love it in our home. The sink is one of the most frequently used and seen items in a bathroom. Your bathroom sink should be durable, easy to clean, and eye appealing. Our sinks’ hammered and aged patina adds depth to any bathroom area. Our copper sinks are: Hand-hammered by artisans. Heavier 16 gauge copper sink. The natural patina color and the sink’s shape may vary slightly. Easy to clean with just soap and water. Available in the following sizes: 25 cm = 10 inches 33 cm = 13 inches 40 cm = 15 inches 50 cm = 20 inche