Dorsey - 14K ROWE PEAR - CUT COLLAR IN 7 CTS LAB DIAMONDA 7. 00 carat pear cut lab diamond set on a fine 14k gold wire gives the illusion of a floating stone at the neckline. Finished with a concealed hook closure beneath the diamond to ensure a seamless look and preserve the collars clean, uninterrupted line. Please note: Each lab grown diamond is unique. Expect subtle variations from stone to stone.