The Gerald Genta Octa Perpetual Calendar Watch, reference number OQM.Y.60.515.CN.BD, features bold pops of color and a contemporary sense of style. Incredibly eye-catching, this watch includes a 42 x 43.9mm case and bezel crafted from 18k White Gold. On the striking two-toned dial. The Gerald Genta Octa Perpetual Calendar Model # OQM.Y.60.515.CN.BD is considered as one of the hippest and trendsetting timepieces that Gerald Genta has ever produced. This Gerald Genta Octa Perpetual Calendar Model # OQM.Y.60.515.CN.BD features an All-automatic mechanical movement. Sporting a geometrical design incorporating some of the basic shapes and illustrations, this Gerald Genta Octa Perpetual Calendar is enclosed in an 18kt white gold casing with an approximate diameter of 42mm by 44mm. This trendy timepiece sports enamel white with red and blue accents complementing the octagonal shape chronometer for day, date and month. True enough, Gerald Genta has been tagged as one of the bravest watch makers to showcase an abstract dial design through out the years.