Beautiful Hidden Halo Cushion Cut Ruby Ring►Base Metal: Sterling Silver (925)►Plating: 14K Rose Gold Vermeil ►Please be aware that plated jewelry can wear off over time, if this is a concern we would suggest going with the sterling silver or solid gold option. ►Gemstone information: Center Stone: RubyShape: CushionMeasurements: 7.0 x 7.0 mmCarat Weight: 2 ct. (approx.)Gemstone creation: 100% Genuine Lab-Grown RubyGrade: AAAGemstone Origin: ThailandHardness: 9 (Mohs scale)Accent stones: Simulated Diamonds (CZ)✓ Comfort Fit✓ Free Ring Box✓ Free USA Shipping