QUEEN DIAMOND ENGAGEMENT 18K GOLD RING BY MIKE NEKTA CERTIFIED Center Diamond: Carat Weight: 8 Carats Color: F Clarity: VS2 Style: RADIANT - SQUARE MODIFIED BRILLIANT Approximate Measurements: 11.7 x 10 x 7 mm Ring: Metal: 18K WHITE & YELLOW GOLDGold Weight: 9.30 Grams Diamonds: 0.45 CaratsStyle: 4 prong channel setting RingSize: Can be adjusted to any size