Tiffany gemologist George Kunz was instrumental in the adoption of this unit as the standard weight for gems
[DOC] [TLE] 380 - What's it worth [PAR] George frederick kunz, a tiffany's gemologist, was instrumental in the 
international adoption of the metric carat as a weight standard for gems, and the 
tiffany ... a to z initials unit type unit mpn does not apply brand unbranded country/
region o.