Millenium 18ct, 18k, 750 yellow Gold, heavy solid Gents Signet ring - Fine Antique Jewellery
Ring MOTION-V 6mm red gold 18k 750 – Zeva Lifestyle Jewelry
18K Solid Gold, 750 RING. 7.4Gram. Made in Italy. | eBay
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