A gem-set gold 'naga' ring, Burma or Thailand, early 20th century the curving loop inset with rubinite and chalcedony stones 5 x 2.7 cm., size of leading edge 8.75, 15ct gold, 27.27gms, Compare related examples in Richter, The Jewelry of Southeast Asia, London, 2000, p. 97, no. 104