I’m planning to buy a ring that has been certified by American International Gemologists (AIG LABS). Unfortunately, I have no clue whether their jewelry certificates/gemological reports are trustworthy. Are they?
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Hi! I’m about to buy a piece of jewelry for my wife. It comes with a certificate issued by Westfield Jewelry Appraisers. Are these certificates credible? Paulo

Hi! I would really appreciate an opinion on this one. There was an auction on Catawiki today – emerald beads necklace. I wanted to bid on this item (https://auction.catawiki.com/kavels/32312223-4-wires-handmade-emerald-necklace-round-beads-polished-191-g-1), but I was really surprised that there is no ...

I would like to buy a present for my girlfriend, and I found a pair of these nice earrings + pendant on Etsy – https://www.etsy.com/uk/listing/727871255/victorian-edwardian-spirit-of-christmas The seller has a 5-star reputation. She claims that all the gemstones ...

Please have a look at this black diamond ring on eBay – https://www.ebay.com/itm/10-00cts-13-20mm-Natural-Black-Diamond-Ring-Certified-AAA-Grade/192895162729 It’s really beautiful, isn’t it? I’m a bit confused that the seller describes it as “Treatment – Color Enhanced Earth Mined Diamond”. Is that ...

Is this ring worth the price? https://www.ebay.com/itm/NATURAL-12-25-CT-GGL-CERTIFICATE-UNHEATED-EMERALD-RING-925-SILVER-SIZE-9-5-/273610106542?oid The seller seems trustworthy – 100% positive feedback. I am just surprised that such a big emerald is surrounded with simulated diamonds. And what about GGL? Is it a trustworthy lab? ...
Hello! There has been a lot of fuss about the so-called Edison pearls for several years now. I wonder, what those Edison pearls actually are and how valuable they are? Are they better (and more valuable) than South Sea and ...

I found this beautiful ruby & sapphire necklace on icollector.com auction site https://www.icollector.com/Natural-Top-Red-Ruby-Fancy-Sapphire-728-Cts-Necklace_i35230063 Live online auction starts in 12 hours. The starting bid is $5700 and the price estimate is $25000 – $29000. I would like to ...

Hi guys! I hope you can help me with this auction – https://www.catawiki.com/l/35108495-natural-red-ruby-silver-925-pendant-with-necklace-14-35-cts-pear-2-87-g What is the true market value of this pendant? I like this ruby a lot, but I’ve got no clue how much it would be ...

I would like to buy a pair of black diamond earrings. I found these on invaluable.com: https://www.invaluable.com/auction-lot/a-pair-of-solitaire-black-diamond-stud-earrings-9ad4fc491a Do you think these are genuine black diamonds? Price estimate is AUD 1400 – 1800. The auction finished a few ...