2nd millennium BC. An agate cylinder seal with frieze of a horse in profile amid foliage; accompanied by a museum-quality impression. 6.2 grams, 29mm (1"). The Signo collection, the property of a West London businessman, formed in the late 1980s-early 1990s; item number 1802; academically researched and catalogued by the late Professor Lambert in the early 1990s. The agate is deeply patinated.