Gemstone Trade Valuation Centre

Topaz Values Question:

I recently purchased an “Imperial” topaz gem from H. Stern in Brazil for a significant amount of money.

Upon returning to Canada and getting it appraised I found out that it (apparently) is pink/precious topaz.

The appraisal was a bit lower ($500 Canadian less) than what I bought it for, but still in the same ballpark.

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appraising my Alexandrite ring Question:

My mother has an Alexandrite ring bought in Egypt by her mother about 45-50 years ago.

Where is the best place to get it appraised.

Also my mother does not want to have to send it off for valuation.

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Thanks for your help…

Answer:

G’day Leah and many thanks for your query.

One of the most confusing Continue reading Alexandrite Appraising

Dating Jewellery and Gemstones:

I forgot to ask…around what time did they start marking gold w/K?

Or what time period did they just use hallmarks on the gold jewellery?

this would help me date it somewhat.

Thanks. Nancy Continue reading How to Date An Item

Engagement Ring Gemstone:

Question: I’ve just inherited my granny’s engagement and wedding band but can’t work out the gem??

It appears black but when held up to the light its shows blue any ideas?

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thanks

Answer: G’day Jo and many thanks for your query

Let’s take a stab in the dark here, because I can’t see or test the gem, but Continue reading My Grandmothers Engagement Ring

Diamonds:

There is nothing like a Diamond. It is the Hardest material (almost 140 times harder than its nearest gemstone) and is named after the Greek word ‘Adamas’ which means ‘Unconquerable’.

This is also why it is used in Engagement rings as it symbolises ‘Everlasting’.

Unlike other gemstones, its primary perfection is based on LACK of colour. The pure colourless or White is the most Valuable, although many shades of Yellow are common.

Famous Continue reading Diamonds