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GIA (Gemological Institute of America) Laboratory

4.0

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Location details

5355 Armada Dr, Carlsbad, CA, 92008, United States

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WeekdayScheduleStatus
MonClosed
Tue08:00 a.m. to 4:00 p.m.
Wed08:00 a.m. to 4:00 p.m.
Thu08:00 a.m. to 4:00 p.m.
Fri08:00 a.m. to 4:00 p.m.
Sat08:00 a.m. to 4:00 p.m.
SunClosed
4.076 reviews
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Jay West's profile image
Jay West 
2 weeks ago

Another worst experience. Here is another worst experience review for ebay Authentication by GIA with JW1 alias on ship label and NO note from GIA in box. I did NOT ask for this and the report I got from ebay is very unprofessional. GIA unknown inspector obviously did not know what they were looking at. The 1909 Alaska gold DWT coins are made from 10K gold. If "at least 14 K", that is great, but how about 2 or 3 measurement results. Total waste of my time and never got response how GIA did worthless Authenication. Seller inf... read more

Paul Brennan's profile image
Paul Brennan 
a month ago

Excellent private tour from Julie! We learned a ton of interesting facts about gems and gemology and saw amazing specimens. All our groups’ questions were answered very clearly. Spoiler: there’s an extraterrestrial peridot in a meteorite! 

Chris Lee's profile image
Chris Lee 
a month ago

Do not trust them for authentication services. They do not know how to authenticate items properly and do not handle precious items with care. 

Silver Jay's profile image
Silver Jay 
a month ago

You guys are unqualified to change the tire on a car. We're filing suit against you in San Diego county. We have the time and money and this is a half baked operation at best. What testing methods do you guys use. What is wrong with you all? If only it was that simple. This goes straight to the top This go. Usually apples rot from the outside, but I think this time it rotted from the inside. 

Silver Jay's profile image
Silver Jay 
a month ago

No it's not that these people are liars. He said these people don't know anything except what they know which is a very limited scope. They have these Jokers "authenticating" items that they have absolutely no knowledge about. So you really roll the dice with this company. If they don't know what it is or don't understand it they'll just say that it's not verifiable or whatever the reason they put down is. They know nothing about gems, they know nothing about cards They just don't know anything. What little information that ... read more

Frequently asked questions about GIA (Gemological Institute of America) Laboratory

How is GIA (Gemological Institute of America) Laboratory rated?

GIA (Gemological Institute of America) Laboratory has a 4 star rating with 76 reviews. 

When is GIA (Gemological Institute of America) Laboratory open?

GIA (Gemological Institute of America) Laboratory is closed now. It will open on Tuesday at 8:00 a.m. 

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