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Registration Number

0207U010235, 0107U012731 , R & D reports

Title

Study of economic factors of influence on value indices for wares made of organogeneous stones. Scientific grounding and elaboration of reference indices for the main types of pearls and amber.

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Head

Indutnyi V.,

Registration Date

10-01-2008

Organization

State Gemmological Centre of Ukraine

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Objects of research - factors which cause presence of different types of organic origin's gems, quality characteristics of pearls and ambers. Methods of research - an expert estimation, monitoring of the market, comparative, mathematical. The purpose of work - definition of the list of different types and quality characteristics of organic origin's gems, working out and promulgation of cost indexes on pearls cultured freshwater and ambers for their application at expert estimation of cost of gems included in the State fund of precious metals and gems of Ukraine, for the tax, customs purposes, and also as the help information on market prices. Results of work - Ranges of cost indexes for pearls cultured freshwater in diameter from 3 mm up to 10-11 mm off-round, semi round and semibaroque forms with a different degree of deficiency of a surface are designed and made as tables which display usual market cost of pearls cultured freshwater. Cost indexes for amber are designed. These parameters are base and can be used for definition of other kinds of cost with use corresponding discounts or extra charges.

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2020-04-02