Category: Market Trends

Emerald

Emerald is undoubtedly the most popular variety of beryl. Due to its unusual formation, emerald has a tendency to contain fissures and fractures that diminish its transparency. Included stones are expected and high clarity stones are rare. Color of…

Aquamarine

Aquamarine is considered to be the second most popular variety of Beryl after emerald. Most gem quality aquamarine forms in pegmatites in considerably large sizes and high clarity. Eye clean material is common. The color description of aquamarine is very specific. As the name suggests…

Mozambique Ruby

High prices for better corundum were easily observable during the Tucson Show this year. Although record prices are achieved at the auction level globally, there is now some pressure to keep prices down for good…

Blue Star Sapphire

There has been a steady price increase observed in blue star sapphire market in recent years. Interestingly, the upward trend is caused by growing scarcity of the high quality sapphire in general and not a…

Imperial Topaz

It is stated in this colored stone market report that imperial topaz in the best quality is scarce and prices have gone up. What used to be a few hundred dollars per carat is now…

Spinel

The global gem market has seen the revival of spinel as a popular gem in recent years. Consumers are more aware of its beauty and rarity and recognize it as a gem in its own…

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…