Sanwa Pearl & Gems Ltd offer opal cabochons in various shapes , sizes , thickness and cutting in 55 colors . They are in excellent quality with calibrated size . Why buy synthetric opal from Sanwa ? 1). Enjoy professionalism for gemstone cutting . More than 35 years cutting expenience with stringent quality checks & with specialization in synthetic opal more than 15years. 2).Enjoy the best quality products Buy he most calibrated products at various size and shape . 3). Buy at the most competitive prices Buy high quality cut opal with the best price = “Best value For Money “ 4).Enjoy ultimate fast delivery . Enjoy the most stable and timely supply ( monthly output up to 3,000,000 pieces) 5).Enjoy excellent customer service .Enjoy our customer centric policies for a long term relationship amd to gain more benefits 6).Great selection of more than 55 colors Get access to more than 55 beautiful opal colors , most are exclusive colors from us . 7). Unique expertise and talent Able to cut opal beads to the smallest size of 1.5mm