Sold for A$15
Cobalt Diamond Lattice Poison. Base Mark: 1 / W.T.Co. / U.S.A. Poison Chemist Applied top. Cobalt. 2 oz. 116 mm. 1900s
Very Good. Making splits to upper lip. Surface stain throughout. A tiny fisheye or two. One or two surface scratches. Will look great after a polish, but is fine as is. Grade: 7.7 Estimate: $40 - 60