Ladies Frederique Constant two tone stainless steel and yellow gold plated Slimline Moonphase watch with a round mother of pearl dial set with eight brilliant cut diamonds. This watch is powered by a Swiss quartz movement and has a sapphire crystal glass. The Frederique Constant Slimline Range consists of some of the evergreens in our collection. These timepieces include latest technology, while maintaining their same successful, stylish and clean designs. The Frederique Constant Slimline: a tribute to fine Geneva Watchmaking, uniting style, elegance and high quality at sensible prices.