Master Control Master Moon (Platinum) 140.6.98

Triple date with moon phasesMoon-phase displayAn astronomical indication showing the Moon’s changing appearance through its cycle, averaging about 29.5 days. Display accuracy and the interval between corrections depend on the mechanism; a maker’s specification for one calibre should not be applied to every moon-phase watch., calibreCaliberThe designation of a watch movement, identifying its design or movement family. 891/448, adjusted to six positions.