Vintage 14K RGP Heavy Dome Signet Ring 9.21g Size 9 – Monogram “EHB” – Project
The interior is clearly hallmarked "14K 1/30 R.G.P." and features a beautiful, professionally engraved script monogram—likely "EHB". With 2026 gold prices at historic highs, these heavy RGP pieces are becoming increasingly collectible for their intrinsic value and classic aesthetic.