The Argyle diamond mine is located in the Kimberley region in the Australian state of Western Australia. The Argyle mine is the first commercial diamond mine dug along a olivine lamproite volcanic pipe rather than a kimberlite pipe. The Argyle volcanic pipe is a diatreme formed by gas or volatile explosive magma which has breached [...]

Continue reading...

Here is a selection of diamond photgraphs of actual diamonds that are in stock unless marked sold.

All diamond photographs displayed are taken at our Diamond Imports’ wholesale office premises in Sydney Australia.

It is interesting to compare the many different face up patterns of these diamonds both in round brilliant and fancy shapes.

We hope you enjoy.

Please [...]

Continue reading...

Better a diamond with a flaw than a pebble without one.
Chinese Proverb

***

The soul is placed in the body like a rough diamond, and must be polished, or the luster of it will never appear.
Daniel Defoe

***

I never worry about diets. The only carrots that interest me are the number of carats in a diamond.
Mae West American [...]

Continue reading...

Golconda Diamonds

Diamonds are classified into two fundamental groups based on the relative presence or absence of nitrogen incorporated into the crystal structure, as determined by the infrared spectrum.

Type I diamonds contain appreciable concentrations of nitrogen, whereas

Type II diamonds are chemically very pure and do not reveal infrared absorption characteristics related to nitrogen.
A further [...]

Continue reading...

Prepare to be Gemsicuted
Adamantine (a) Brilliant light reflecting and transmitting properties in diamonds and other gemstones, known as adamantine lustre.
Adularescence (n) A white or bluish reflection coming from a definite plane in a mineral when the stone is turned. The name comes from the feldspar variety adularia and is best known in the gemstone [...]

Continue reading...

[ Australian consumers can benefit from this advice from this North American website:The Diamond Guru strongly advises all diamonds with foreign diamond grading reports or diamond certificates be verified as a precaution by the Diamond Certification Laboratory of Australia based in Sydney. Telephone 02 9261 2104]

How do I buy a diamond and avoid all the [...]

Continue reading...

Fish-eye cut ray path displaying unplanned light leakage

A white frosty ring is a reflection of a bruted girdle (diamond edge) bouncing of the bottom of the diamond (pavillion) due to a shallow cut.
A fish-eye is a reflection just inside the table of girdle (on the opposite side). If the girdle is not polished [...]

Continue reading...

Please note this story courtesy of Harold Weinstein Ltd relates to North American jewellery insurance requirements and has been slightly adapted .There are many worthwhile points mentioned for the Australian consumer to consider: The Diamond Guru

A jewellery appraisal is a complete quantification and qualification of an item of jewellery.

This includes a description of [...]

Continue reading...

Top 5 Myths About Jewellery Valuations
MYTH 1 : An insurance valuation can only be done by a registered valuer
WRONG! An insurance valuation is an assessment how much it would cost to replace a particular piece of jewellery in the current marketplace. The significant determinants of value of diamond jewellery are the 4 C’s of [...]

Continue reading...

NJVC jewellery valuers are incorrectly identifying diamonds by failing to certify loose diamonds by a recognised compliant laboratory

Synthetic Diamonds Manufacturer

Diamonds are forever, sooner

They say diamonds are forever, perhaps because they take hundreds of millions of years to form underground.

Until now. Scientists have worked out how to grow a real diamond in a laboratory [...]

Continue reading...