si-national-museum-of-african-ar:
Weight, 15th-early 18th century, Smithsonian: National Museum of African Art
Size: H x W x D: 1.9 x 2.9 x 3.2 cm (¾ x 1 1/8 x 1 ¼ in.)
Medium: Copper alloyhttps://africa.si.edu/collections/view/objects/asitem/items$0040:568