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36 year anniversary video
36 year anniversary video
36 year anniversary at GT Tsangarakis 29/10/2025 ...01/11/20250

Mr George Tsangarakis at Open TV
Mr George Tsangarakis at Open TV
Mr. George Tsagkarakis talks about the french jewellery heist at Louvre museum 25/10/2025 ...25/10/20250

Mr George Tsangarakis at Kontra Channel
Mr George Tsangarakis at Kontra Channel
Mr. George Tsagkarakis talks about the french jewellery heist at Louvre museum on Kontra Channel 21/10/2025 ...22/10/20250

Mr George Tsangarakis at Open TV
Mr George Tsangarakis at Open TV
Mr. George Tsagkarakis talks about the french jewellery heist at Louvre museum 21/10/2025 ...21/10/20250

Mr George Tsangarakis at Antenna TV
Mr George Tsangarakis at Antenna TV
Mr. George Tsagkarakis talks about the french jewellery heist at Louvre museum 21/10/2025 ...21/10/20250

Tags: Diamond 4C's

Gemstone Carats

Gemstone Carats

tsangarakis27/04/20180
Carat, one of the 4 C's that determine a diamond's value, is the weight measurement unit used for gemstones. The carat was introduced as a unit of diamond weight measurement in th...
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Diamond Color

Diamond Color

tsangarakis20/04/20180
Color is one of the four key features that determine the value of a diamond (along with cut, clarity, and carats) and is perhaps the first thing we observe in a diamond after its g...
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Diamond Clarity

Diamond Clarity

tsangarakis13/04/20180
Diamonds are created in the earth's mantle, about 160 kilometers below the surface of the earth where intense pressure and high temperatures change the molecular structure of carbo...
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Diamond Cut

Diamond Cut

tsangarakis02/02/20180
In its original form, the diamond has a rather insignificant appearance, cloudy, with altered sides. In order to bring out its brilliance, it is necessary to cut the diamond, i.e. ...
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