Four Treasures Reference Database
Record No. 3046
Ruby, Sapphire & Emerald Buying Guide: How to identify, evaluate and select these gems
Book
Newman, R. (2009) Ruby, Sapphire & Emerald Buying Guide: How to identify, evaluate and select these gems. Los Angeles, International Jewelry Publications, 187 pp.
Sinkankas/Born No.: NIS/NIB | RWHL*
Hide Keywords
Copy Reference
corundum, ruby, sapphire, quality.10, Appendix C, gems