7/8 Carat Pink Topaz Diamond 14K Gold Heart Necklace. Turn up the romance with this elegant, colorful pendant. Two sparkling heart-shaped pink Topazs glisten with an unmistakable rosy glow amid twinkling accent diamonds in a gorgeously sculpted setting of lustrous yellow gold on a delicate chain. Product Details. Pendant: 14kt Yellow Gold. Single Strand: Finish: Polished. Weight: 1.2 grams. Length: 5/8 inch. Chain: 14kt Yellow Gold. Finish: Polished. Length: 18 inch. Diamond: Clarity: I2 I3. Color: H J. Weight: 0.01 carat. Quantity: 2. Shape: Round. Topaz: Cut: Heart. Color: Pink. Weight: 0.84 carat TGW. Length: 5.00 mm Metal Stamp: 14 kt Material: Gold