LG 07, , 14 Greville Street , LONDON, United Kingdom, EC1N 8SB
Solitaire Gemmological Laboratories Ltd. (SGL) is an independent international gem testing laboratory. Trusted by jewellers and consumers alike, reports by Solitaire Gemmological Laboratories represent the highest standards of reliability, consistency and integrity. With our commitment to high certification standards we serve the interests of the gems and jewellery industry and support gemmological research worldwide through our centres in the United Kingdom and India. A Solitaire Gemmological Laboratories certificate offers unmatched assurance of a diamonds quality and authenticity.
© 2015 BJA
The British Jewellers' Association
10 Vyse Street
Birmingham, B18 6LT, UK
Telephone: 0121 237 1110
Fax: 0121 237 1113