A slow summer and moderate demand for diamonds. Some fancies selling well but pear and princess sales are flat. GIA grading reports still greatest demand but report times are weeks to months out due to backlog. IDMA warns…
Diamond MarketCheapside Hoard Exhibition was featured in the Museum of London, UK from October 11 to April 27, 2014 and became one of the most sensational museum exhibitions in Europe. The historically important collection has been…
Book Review“If I know a song of Africa, of the giraffe and the African new moon lying on her back, of the plows in the fields and the sweaty faces of the coffee pickers, does Africa…
Featured ArticlesDesigners at JCK Las Vegas exhibited the greatest variety of materials in years. Traffic was down but business overall was good. Prices continue to rise in the fine colored stone markets. Earth themed materials such…
Colored Stone MarketIt was 1985 when we first started to report diamond prices in the GemGuide (1982 was the initial start of the publication, then known as The Guide, but did not include diamonds until later). Back…
Market TrendsThe use of pricing adjustments is relatively common, especially when the appraiser is using the cost approach. However, in assignments where the subject property falls outside of the core range of trading for that variety…
News ArchiveRhodochrosite is manganese carbonate (MnCO3). It forms a solid solution series with siderite (FeCO3) with iron substitution and with calcite (CaCO3) with calcium substitution. The name is from the Greek meaning “rose colored.” Rhodochrosite is…
Gem NotesThe market continues to experience healthy consumption of finer quality colored stones. As a result prices have yet to stable even as the industry moves into the typically slower summer months. Based on this it…
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