Optical Properties of Diamonds NEW ARRIVAL The idea of a hierarchy

The idea of a hierarchy of preciousness may have originated in the ancient East and worked its way slowly westward

gram scale

which for twenty centuries or more was classed among the precious stones

this compact scale is ideal for jewelry professionals

personal communication

Optical Properties of Diamonds NEW ARRIVAL The idea of a hierarchyThis is the most comprehensive handbook on optical properties of diamond ever written. The book does not contain lengthy discussions, instead, it is an accessible collection of data accompanied by short explanations. Much of the data presented in this book is available here for the first time in English. The text contains, in addition to the authors own views, those of other researchers even where the two interpetations are at odds. Thus all