What do these marks on gold mean 2 half moons side by side with 28 in a square and .3 [Archive]

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gigi1904

Aug 5, 2011, 08:09 PM

I have a cameo that was my oma's she was german and the marks on the back are 2 half moons, 28 in a square and .333 under it

rawpotatoeater37

Oct 23, 2011, 03:19 AM

The .333 means that it's 8 karat gold, but I don't know about the other markings.

http://reviews.ebay.com/Meaning-of-gold-hallmarks-amp-stamps-18K-14K-10K-9K-9CT?ugid=10000000006395947