Natural Opal buying guide – How to check and understand difference between different opals?

Opal is one of most popular phenomena gemstone as they display very unique characteristics like 'play-of-color' or different background fire colors. They are quite abundant but also rare as well depending on the quality grades. Each quality has different ‘price levels’ in the gemstone market which we will try to briefly explain below. Opal Classification … Continue reading Natural Opal buying guide – How to check and understand difference between different opals?

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How would I choose a diamond ring? – GIA Graduate Gemologist Opinion

For the last few years, I have custom made quite a few diamond engagement rings for locals, tourists and expats in Bangkok and most often the first question I am asked is 'How should I choose a diamond ring?'. A perfectly relevant question it is, coming from someone who has no knowledge or experience in buying … Continue reading How would I choose a diamond ring? – GIA Graduate Gemologist Opinion

How to Buy or Value a Fancy (or multi) Colored Diamond?

Colored diamonds are one of the rarest and most fascinating gems in the market.  As there are so few of them available, it is very difficult to evaluate what should be the fair market price.   These gems are also very unique in terms of being like a diamond – same hardness, tough & adamantine luster … Continue reading How to Buy or Value a Fancy (or multi) Colored Diamond?

Step by Step Comprehensive Guide: How to get the best deal for your diamond engagement ring

So, you have reached the point of deciding which diamond engagement ring option you would like to buy and have received multiple quotations from online wholesalers, retailers and your trustworthy traditional jewelry shop.   You have done all the background check to make sure they are trustworthy, provide genuine third party certification and the person you … Continue reading Step by Step Comprehensive Guide: How to get the best deal for your diamond engagement ring

How to buy a colored gem or gemstone online and why it is still not possible without a trustworthy eye?

With the internet now being our source in buying multiple consumer products like smart phones, clothes, computers, watches, etc., it should now be a lot easier to buy a colored gemstone online as well. We now have the power of the World Wide Web giving us pictures, videos, certificates, other specification etc., which should help … Continue reading How to buy a colored gem or gemstone online and why it is still not possible without a trustworthy eye?

How much does it cost to buy a 1 to 3 carat untreated, no oil, 100% natural emerald from Zambia?

Continuing with the series in how much a paticular gemstone should cost, today I will try to tackle another common question I get asked which is – “how much does a no oil, untreated, 100% natural emerald cost? Can you forward me a price list for these type of emeralds from 1 carat to 3 … Continue reading How much does it cost to buy a 1 to 3 carat untreated, no oil, 100% natural emerald from Zambia?

Diamond Basic 101: The Diamond’s 5Cs

ภาษาไทย Diamonds are a lot easier to buy then color gemstones and can be easily categorize by the standard 4Cs (color, clarity, cut, carat weight).  I added one more "C" as certificate because it is very relevant when determining how much a diamond cost should be.   Summary of the "The Diamond's 5Cs" is provided below: COLOR … Continue reading Diamond Basic 101: The Diamond’s 5Cs