Category: Market Trends

Argyle Pink Diamonds

The natural colored diamond market remains strong and steady, and closure of Rio Tinto’s Argyle diamond mine in Australia sealed the rarity of Argyle pinks.

Cobalt Spinel

Vivid cobalt spinels are particularly rare and more expensive than the other blue spinels. Recently, a new source outside Mahenge in Tanzania has excited the gem trade.

Mint Tourmaline

The term mint is generally applied to light to medium green to blue-green tourmalines with high saturation with no gray or brown component. Tourmaline gemstone varieties are known to fall into any color of the spectrum…

Large Colored Stones

The GemGuide Market Trend article typically covers a single gemstone that has shown an interesting trend in demand and/or price. However, this report presents a trend that is more general in nature. Such an observation has been made lately and was mentioned by several gem dealers following Tucson gem shows. That is that big and bold gemstones are getting increasingly popular.

Marine Cultured Pearls

South Sea and Tahitian cultured pearl producers have experienced significant interruptions to the cultivation process during the pandemic. The effects will be felt during the course of the coming few years.

Heliodor and Golden Beryl

The demand for heliodor in the gem market fluctuates by fashion to an extent. Since one of the Pantone Colors of the Year for 2021 is a bright yellow named “Illuminating,” all tones of heliodor should get more attention.