Cushion Cut Sky Blue Topaz Infinity Necklace with Silver ChainProduct Details This elegant Sky Blue Topaz Promise Necklace is a beautiful blend of meaning and style. Crafted with care in yellow gold plated sterling silver, the design features a graceful shape that is both modern and timeless. At the center is a bright 8 MM cushion cut Sky Blue Topaz, held securely in prong setting. Above the gemstone is a lovely infinity symbol, set with sparkling round cut lab grown diamonds. The infinity design stands for