A Geoffrey Allen sterling silver necklace with smokey quartz pendant c.1970, active Perth 1959-2000. The necklace is comprised of 18 individually made silver links, with a modern design pendant set with a 22 x 16 mm faceted smokey quartz marked 'Stg Sil' with Geoffrey Allen 'A' monogram. Represented : Art Gallery of W.A. Reference: Dr. Dorothy Erickson, Gold and Silversmithing in Western Australia. UWA press 2010 Pages 327 to 336