Knowledge and Guide about Natural Sapphire - 2018
2018-11-10 by Zhang Qinyu
Part 1: Basic Info about Natural Sapphire
Natural Sapphire is corundum which has a wide range in color: blue, yellow, pink, white, orange(Padparadscha), purple etc., The top valuable colors are Royal Blue, Cornflower Blue.The Famous Origins of Natural Sapphire: Sri Lanka, Burma, Thailand, Madagascar, Nigeria, Ethiopia etc.
Part 2: Sapphire Info in Approved Sites
1. GIA - Sapphire Quality Factorshttps://www.gia.edu/sapphire-quality-factor
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2. Lotus Gemology - Sapphire & Ruby Color Types
https://www.lotusgemology.com/index.php/lab/color-types
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3. Wikipedia - Sapphire
https://en.wikipedia.org/wiki/Sapphire
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4. MinDat - Sapphire Mineral Info
https://www.mindat.org/min-3529.html
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5. Gem Rock Auctions - Sapphire Treatments
https://www.gemrockauctions.com/treatments
Part 3: Loose Sapphire Sellers Online
1. The Natural Sapphire Companyhttps://www.thenaturalsapphirecompany.com/
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2. Africa Gems
https://www.africagems.com/
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3. AJS Gems
https://www.ajsgem.com/
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4. Gem Select
https://www.gemselect.com/
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5. Gem Rock Auctions(A Platform for Gem Sales)
https://www.gemrockauctions.com/auctions/sapphire/
Part 4: Sapphire Jewelry Sellers Online
1. Blue Nilehttps://www.bluenile.com/
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2. Gemsny
https://www.gemsny.com/
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3. Brilliant Earth
https://www.brilliantearth.com/
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4. James Allen
https://www.jamesallen.com/
Part 5: Sapphire Trade Market in Sri Lanka
1. Colombo - There are a lot of gem sale offices and stores in World Trade Center of this city, but their price is too high, it is tourist's retail price. Not good for foreign buyers to purchase bulk and resell in their own country. Kandy and Galle are two more cities which sell sapphires in high price to tourists.
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2. Ratnapura - It is the largest trade market for rough gems, because there are a lot of mines around this town, the marketplace name is Gem Street. Mainly for the trade of rough gems, a few for faceted gems. A lot of fake sapphires are in the open market(trade in street to tourist).
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3. Beruwala - The largest trade center for faceted and finished gems, a variety of loose gems are traded here every day, a lot of professional buyers come to purchase large quantity of faceted gems and polished cabochons in Beruwala. It is the largest marketplace for precious gem trade in the whole country. the gem marketplace in Beruwala is China Fort. You can deal sapphires in trade office, no fake gems can go into trade office.
- -> Read More: Where to Buy Sapphires in Sri Lanka?
Part 6: Compare Sapphire Prices on Different Sites
General speaking, It is not easy to compare the prices from different sites, we can only give some examples. - - > Read More: Online Sapphire Sellers' Prices
- -> Read More: Natural Sapphire Pricing in 2019
Part 7: Top Labs and Certificates for Sapphires(Colored Stones)
1. SSEF - Switzerlandhttps://www.ssef.ch/
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2. Gubelin - Switzerland
http://www.gubelin.com/
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3. GIA - USA
https://www.gia.edu/
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4. GRS - Switzerland
http://gemresearch.ch/
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5. Lotus - Thailand
http://www.lotusgemology.com/
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5. EGL(Emteem Gem Laboratory) - Sri Lanka
http://emteemgemlab.lk/
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6. AIGS - Thailand
https://www.aigsthailand.com/
- -> Read More: Famous Gem Labs in the World
Part 8: Sapphire Auction Records & Top Auction Houses
1. Sotheby'shttps://www.sothebys.com/sapphire
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2. Christie's
https://www.christies.com/sapphire
- -> Read More: Natural Sapphire Pricing in 2019
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