I am pleased to offer from my private collection this absolutely amazing and historically important antique coral ring made c1920. NATURAL CORAL ANTIQUE 18K ENGAGEMENT STATEMENT RING. Deco engagement ring featuring beautiful European coral set in solid 18k gold. Marked k18. Center is natural coral ox blood red color. Gorgeous antique natural Mediterranean salmon coral engagement ring. Exotic natural coral solitaire. Special Victorian coral wedding ring. Tomato red color coral is approximately 4.35 carat. Dimensions are 14.30 millimeters by 9.10 millimeters by 4.62 millimeters. Mediterranean red coral grows on rocky sea bottom with low sedimentation. Typically in dark environments, either in depths or dark caverns or crevices. The original species, C. rubrum (formerly Gorgonia nobilis). Found mainly in the Mediterranean sea. SOLID 18K GOLD RING. Size 5 3/4. I CAN SIZE. I USE ONLY FINE NATURAL EARTH MINED GEMS IN ALL MY JEWELRY. EXCELLENT DESIGN. PERFECT DIAMONDS AND SUPERIOR CRAFTSMANSHIP. BECAUSE BETTER IS BETTER. MUSEUM QUALITY WORK OF ART. /