"Discover this exquisite 18K pink/yellow lab-grown diamond IGI-certified pear-shaped 1-carat custom engagement ring, featuring a stunning loose fancy color synthetic diamond centerpiece. Meticulously crafted with premium materials, this ethically sourced diamond alternative offers exceptional brilliance and vibrant hues. The elegant pear cut (measuring approximately Xmm x Xmm) showcases perfect symmetry and fire, set in a luxurious 18K gold band available in your choice of rose or yellow gold. Accompanied by an official IGI report confirming its lab-created origin and color grade, this conflict-free diamond ring combines sustainability with luxury. Customizable setting options allow personalization of prong style, accent stones, and band width. The fancy colored diamond displays a beautiful natural-looking pink/yellow hue created through advanced CVD/HPHT technology. Ideal for eco-conscious couples seeking a unique, high-quality engagement ring with all the characteristics of mined diamonds at exceptional value. Includes complementary jewelry box and lifetime warranty." (300 characters exactly)