Frederique Constant Watch Classics Heart Beat Moonphase FC-335MCSALB4P26. Equipped with the FC-335 Heart Beat automatic movement, the Classics Heart Beat Moonphase Date showcases an elaborately decorated dial: a classic Clous de Paris guilloché decoration accentuated with traditional Roman numerals indexes. The emblematic aperture at 12 o’clock, signature of the Heart Beat timepieces, reveals the escapement in continuous motion. This watch features the hours, minutes, seconds, moon phase and, a date pointer. A salmon dial is complemented with a brown leather strap for a truly elegant aesthetic.