Diamond Cut Quality Trends
It 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 TrendsMarket Trends – Ethiopian Opal
About four years ago, Ethiopian opal started to appear on the market and gained the attention of the trade with questions of stability. This low priced opal material could be quite attractive but no one…
Market TrendsTanzanite vs. Sapphire
Although 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 TrendsMarket Trends – November and December 2013
Since 2008 independent jewelers have been forced to cope with a market dynamic that accentuates an economic trend that has been forming for decades—the rich are getting richer, while everyone else is stagnating at best…
Market TrendsColored Stone Trends: Market Trends
Demand for colored stones remains positive for the 2nd half of 2013. Market conditions are favorable as consumers appear more confident in their ability to afford certain fashion accessories and luxury products. Recognizing which price…
Colored Stone MarketFancy Pink Diamonds
The natural fancy color diamond category has performed extraordinarily well during the past decade. Fancy colored diamond prices are driven by some of the same factors driving the strong interest in important collection grade natural…
Market TrendsMarket Trends
Old European cut diamonds seem to be bucking the trend of recent lower diamond prices as we have seen with many categories of round diamonds. Dealer to dealer pricing of the old European cuts may…
Market TrendsMarket Trends: Padparadscha
Padparadscha sapphire is one of the rarest of all corundum varieties. The delicate pinkish orange color ”what Richard Hughes refers to as a marriage of ruby and yellow sapphire” is a true connoisseur's gem. Initially…
Market TrendsChanging Premiums in Unenhanced Ruby
Several factors have contributed to the rise in unenhanced ruby prices over the last decade. Worldwide demand has been high with the well-publicized surge in recent years from emerging markets such as China and India…
Market TrendsMarket Trends – Beryl
The beryl family consists of many varieties including emerald, green beryl, aquamarine, morganite, red beryl, heliodor (yellow), and goshenite (colorless). The GemGuide historically has priced five of these seven varieties. The rarity of red beryl…
Market Trends