Limited edition of 500 pieces oris watch tycho brahe pointer moon leather limited edition the oris developed pointer moon is a rare complication from the swiss watch manufacturers indicating the phases of the moon via a 295 day lunar cycle it jumps forward every half day showing the phases of the moon more accurately than a traditional moon phase display the 42mm stainless steel oris tycho brahe limited edition originates from the oris artix family and its case back is engraved with a dra