Colored stone dealers have shifted their attention to the major international February Tucson Gem Shows. Tens of thousands of dealers and buyers are expected in Tucson during the course of the month as approximately 40…
*Gem Focus & Market Pulse (Free Subscriber)Gemworld International recently received a parcel of rough and faceted light green tourmalines for analysis. The material was examined and the quality characteristics were recorded. The lot consisted of five faceted samples ranging from 5…
Gem NotesSynthetic and treated diamond melee continues to plague the industry. Auctions continue to amaze with record prices on diamonds. Mixed US markets heading into the holidays. Belgium exports rise but US is third in world…
Diamond MarketTanzania is a country rich in resources but high in poverty and unskilled labor. The recent government sponsored gem show is just one effort to bring Arusha into the spotlight as a potential major gem trading…
Featured ArticlesAlthough tanzanite does not directly compete against sapphire, consumers looking for blue do have a choice and the lower price of tanzanite can be very attractive. We refer to this as color substitution. When a…
Market TrendsThe study of gem materials is mainly based on the analysis of their optical and chemical properties. With the exception of certain chemical analysis techniques such as LIBS, ICPMS and SIMS which are destructive (generally…
Featured ArticlesThis past year revealed more signs that the industry is adjusting to the new dynamic that emerged as the economy recovered from the recession. Colored stone dealers are optimistic heading into the holiday season. Increasing…
Colored Stone MarketBlue is the color ...sapphire remains strongest, tanzanite selling well Prices for fine blue sapphires over 5 carats limit consumer access so color substitution creates demand for other blue gems. The colored stone market turned an important corner during…
*Gem Focus & Market Pulse (Free Subscriber)Geological Society of America, founded in 1888, is one of the biggest and most influential geosciences organizations in the world. GSA has more than 25,000 members spread out in 107 countries. The society celebrated its 125th…
Featured ArticlesDiamond prices may have peaked. As banks go stingy on lending, diamond prices forced to fall. DeBeers moves to Botswana. China and India slow in growth with a stronger US dollar. Big sales at auction…
Diamond Market