Category: Market Trends

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…

Market 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: Spinel

Spinels offer one of the best choices for jewelers looking to create attractive designs from a natural product that boasts all the attributes that gemstones are supposed to exhibit. The market is currently enjoying a…