Antique French Enamelware Turquoise/Aqua Lavabo (Water Reservoir and Basin) This is truly a rare find! Sweet 19th C. antique French enamelware lavabo used in Madame's bedroom for washing hands. Water was placed in the reservoir (top section with lid), then a spigot for water to flow into the matching basin. These sets often hung on the back of a door in the boudoir. This charming lavabo set in turquoise with gold gilt stripes is made up of the lid, reservoir and basin (3 pieces).