We have a lot of advantages!! First of all, we have large number of designs and stocks. Could meet all the different needs! Beside that, our jewelry are all in affordable price with great quality. Which make us enjoy a good reputation over this market. The most important thing is we close up the fashion! Each month produce over 500 newest designs.
We are committed to producing cost-effective products with a rich variety of product elements.What does 18KGP mean on a jewelry stamp?
What does 18KGP mean on a jewelry stamp?
18KGP = 18 karat gold plated. The three letters answer two questions at once: the gold on the surface is 18-karat (75% pure gold), and it got there by electroplating onto a base metal — in fashion jewelry, most often brass. What the stamp does not say is how much gold is in the piece, because the gold lives only in a micron-scale surface layer.
Read the stamp, then verify the spec
- The karat part (18K) tells you the tone and purity of the gold layer — the warm color buyers associate with fine jewelry.
- The GP part tells you the construction: plated, not solid. A close cousin, 18KGEP, says the same thing with the electroplating process spelled out.
- What the stamp cannot show: plating thickness and adhesion. Those two specs decide how the piece wears, so ask for them in writing — at Hengdian (HD) Jewelry our 18K layer runs 0.1-0.3 micron over polished brass as our own factory standard, with thicker builds available on request.
For wholesale buyers, the practical takeaway is simple: an 18KGP stamp is a starting point for the conversation, not the finish line. Confirm the plating spec and compliance documents before committing to volume — our team on WhatsApp can send both with a quotation.
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Email:Henrylee@gzhd-jewelry.com
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