The Carlsbad laboratory received for examination two dark-colored bead cultured pearls embedded with an electronic device (figure 1) from Jeremy Shepherd, CEO of Pearl Paradise. The first sample had been cut in…
When it comes to clarity enhancement with oils and resins, a common belief is that the refractive index of the host gem must match that of the filler. If one follows this…
The micro-world of gemology is fascinating and often mimics scenery, landscapes, or, in this case, food. Recently the authors examined a natural rock crystal quartz that showed needles piercing a yellow and…
The unusual quartz cabochon shown in figure 1 displays visually appealing dendritic inclusions that resemble trees. This inclusion scene is an excellent example of pareidolia, the tendency to assign familiar shapes to…
Two important internal features in gemstones are inclusions and fissures. Inclusions are an important source of information in the gemological evaluation process. They can often provide indications about geographic origin (see, e.g.,…
Australian miner Lucapa Diamond Company Limited announced the recovery of a 215-carat diamond from the Mothae kimberlite mine in Lesotho. The 215-carat stone is the largest Type IIa D-colour white diamond, the…
Earrings took the spotlight as the winners of the inaugural Platinum DNA awards that were announced in January to a virtual audience of notable industry members. The first, second and third place…
In a study released in the final quarter of 2020 by Platinum Guild International (PGI) USA, fine jewellery consumers were asked who they purchased for in the past two years. Their response…
Ananya Fine Jewellery is carving a niche for itself in the world of jewellery. While the designs are contemporary, the inspiration is rooted in in Indian traditions and culture. At Ananya Fine…
Gembridge, the Singapore-based digital trading platform for coloured gemstones and jewellery, has established a global ambassador network of distinguished industry figures to expand the business. The network, which includes many of the…