Scott Wolf with Wife Kelley met with Ziamond Cubic Zirconia CZ Jewelers and viewed their collection of 14k gold, 18k gold and platinum jewelry. Ziamond cubic zirconia cz and gems are strictly the finest lab created man made gems available today and come with a Lifetime Guarantee. All Ziamond cubic zirconia cz stones are cut to exact diamond standards, assuring the true look and brilliance of a genuine diamond.