Category: Market Trends

Garnet

The Tucson 2015 Gem Show demonstrated that there are considerably more options than just the big three (ruby, sapphire and emerald) for buyers seeking fine quality gemstones. The availability of bigger and higher quality garnets…

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…

Tanzanite 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…

Fancy 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 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 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…