![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 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](https://i.redd.it/4de6oosmgm871.jpg)
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
![Solitaire ring 750/18K white gold/yellow gold/platinum 950 diamond 0.4ct. | Bracelets, Rings & more | Swiss Jewellery Solitaire ring 750/18K white gold/yellow gold/platinum 950 diamond 0.4ct. | Bracelets, Rings & more | Swiss Jewellery](https://muau.ch/media/catalog/product/cache/73e80e472fcfdc6198dcc45a700d0fc2/1/r/1r834gp.jpg)
Solitaire ring 750/18K white gold/yellow gold/platinum 950 diamond 0.4ct. | Bracelets, Rings & more | Swiss Jewellery
![Men's Signet Ring 750 Gold Lapis Lazuli, Cut Seal of Nobility at 1stDibs | mens lapis lazuli ring, lapis lazuli signet ring, 750 gold ring Men's Signet Ring 750 Gold Lapis Lazuli, Cut Seal of Nobility at 1stDibs | mens lapis lazuli ring, lapis lazuli signet ring, 750 gold ring](https://a.1stdibscdn.com/mens-signet-ring-750-gold-lapis-lazuli-cut-seal-of-nobility-for-sale-picture-4/j_24302/j_138652721636663715279/Herren_Siegel_Ring_geschnittenes_Adelssiegel_750_Gold_Lapis_Lazuli_Gr_68_3__master.jpg?width=768)
Men's Signet Ring 750 Gold Lapis Lazuli, Cut Seal of Nobility at 1stDibs | mens lapis lazuli ring, lapis lazuli signet ring, 750 gold ring
![750 Yellow Gold Natural Diamond Ladies Ring, Women's Fashion, Jewelry & Organisers, Rings on Carousell 750 Yellow Gold Natural Diamond Ladies Ring, Women's Fashion, Jewelry & Organisers, Rings on Carousell](https://media.karousell.com/media/photos/products/2023/2/2/750_yellow_gold_natural_diamon_1675314648_1b61de57_progressive.jpg)