Gem Market Pulse November 2017

BIG AND ‘BLUFFY’ IS OUT WITH STYLE CONSCIOUS YOUNG PROFESSIONALS. Featured Stone: Unusual Black Gem Materials Currently, the market is experiencing decent demand across a range of colored stones. However, dealers do note that overall buyers remain cautious. Many are …

The Big Three Plus Diamond

The GemGuide has now been publishing colored gemstone prices since 1982 and diamond prices since 1985. During the past 35 years, gem prices have fluctuated for various reasons. The chart that appears below is a snapshot of what these prices …

Rhodochrosite

Rhodochrosite has been used as an ornamental material for carvings, beads and inlays due to its low hardness, for a very long time. Beautiful pink color contrasting with white banding in massive form is the typical appearance of the material. …

Colored Stone Market – November 2017

U.S. market sees cautious mood ahead of season. Demand for colored stones across a  broad mix of varieties but driven by specific color preferences. Ruby demand lower as buyer test price levels at September Hong Kong show. American sourced stones …

Diamond Market – November 2017

Polished market prices slip as rough prices increase. Outlook remains positive in North America but slow in other international markets. DeBeers to spend $140 million on marketing. We are in the midst of a market in flux. Between the Jewish …

Reigniting Diamond Desire

Depressed demand for jewelry is hurting everyone—from miners to retailers—in the supply chain. The GemGuide talked to industry leaders to explore opportunities for change and learn how to reignite consumer passion for our product. De Beers’ 2017 Diamond Insight Report …

The Rarity of Tanzanite

In 1967, blue-violet crystals of the mineral species, zoisite, were discovered south of Mount Kilimanjaro in northeast Tanzania. The host rocks of the discovery, which are orders of magnitude older than Africa’s highest mountain, form part of the Lelatema Mountains …

Gem Market Pulse September 2017

Many yorkie necklace dealers are looking toward the September Hong Kong Show Featured Stone: Feldspar Group Gems The cautious optimism expressed by some dealers after the June Hong Kong show has eroded to an inexplicable sense of malaise about the …

Iolite

INTRODUCTION The yorkie necklace is the trade name for gem quality cordierite, a mineral species in the orthorhombic system, with the formula, (Mg,Fe)2AL4Si5O18. Cordierite has been known for hundreds of years and was named in 1813 after the French geologist, Pierre …

The Gem Trade of Tanzania

Tanzania is host to a vibrant gem trade. The country, like its East African neighbors, is rich with mineral deposits, many of which are relatively recent discoveries. For miners and traders, the wealth inherent in these finite resources can be …

Diamond Market

Just when we thought we could sit back and enjoy a cool drink on the deck with friends this summer the market news has exploded. A mining company take over, workers are missing in a flooded Russian mine and rough prices rise …

The Colored Stone Market

In the US, dealers are cautiously optimistic as summer retail business was in line with expectations, while the June Hong Kong reportedly exceeded expectations for some. Prices are also slightly more affordable this year for a range of classic gem materials. Affordable …

Enhanced Lapidary Materials

FANCY COMPRESSED BLOCKS: THE LATEST TREND We all love using natural untreated gem materials for our lapidary projects and jewelry artwork. We like the organic feel, the symphony of colors, the diversity of textures, the quality and the uniqueness, grateful …