Articles about Gems

3 min

Pearl Description

Perhaps the best-loved gems of all time, pearls—both natural and modern cultured pearls—occur in a wide variety of colors.

Brandon Boswell

3 min

Pearl Quality Factors

The qualities that determine the overall value of a natural or cultured pearl or a piece of pearl jewelry are size, shape, color, luster...

Brandon Boswell

7 min

Tourmaline Quality Factors

Large tourmaline crystals are often fashioned by gem sculptors into special pieces for clients looking for the unusual.

Brandon Boswell

3 min

Aquamarine Quality Factors

The gem’s most valuable color is a dark blue to slightly greenish blue with moderately strong intensity.

Brandon Boswell

2 min

Emerald History and Lore

Emerald’s lush green has soothed souls and excited imaginations since antiquity.

Brandon Boswell

2 min

Alexandrite Quality Factors

Fine alexandrite is green to bluish green in daylight and red to purplish red in incandescent light.

Brandon Boswell

4 min

Fancy Color Diamond Quality Factors

In diamonds, rarity equals value.

Colombian Emerald Industry: Winds of Change

Brandon Boswell

6 min

Colombian Emerald Industry: Winds of Change

Colombia is synonymous with fine emerald, and production is believed to date back well over a thousand years.

GIA Field Gemologists Seek Gems in Luc Yen, Vietnam

Brandon Boswell

2 min

GIA Field Gemologists Seek Gems in Luc Yen, Vietnam

Venture into Vietnam’s gem-rich interior...

Brandon Boswell

3 min

Trapiche Gems

Trapiche gems..characterized by their six-rayed patterns, reflects a natural order in the chaotic world

Brandon Boswell

4 min

Optical Effects of Phenomenal Cabochons

it is how the structure, inclusions and properties of these gemstones interact with light to return an unusual visual effect, or phenomenon,

Brandon Boswell

2 min

Moonstone Description

Moonstone’s delicate beauty and its long-established heritage make it perhaps the most familiar gem-quality member of the feldspar group.

Brandon Boswell

3 min

Roberto Demeglio – All About Innovation

Different fashion trends and the desire to stay with the times are changing our attitude to how we wear jewelry.

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