Found this ring today by a river. Hallmarked 18K 750 but was tarnished like brass til I polished it up a tad. An old fake perhaps, or can 18K come out of
Buy quality 750 Rose Gold Gorgeous Ladies Hallmark Ring RLR934 in Ahmedabad
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Yellow gold 18k 750/1000 shield man ring with sided decorations
What Does 750 Mean On Jewelry? – Luvari
18k (750) Yellow Gold and Diamond Ring for Women
Fine Plain Wedding Ring 750 (18ct) Two Tone Gold – Size P 1/2 (US 7.75) | KEO Jewellers