Breguet 4820 Type XX / Type XXI BrandBreguet CollectionType XX / Type XXI Model4820 Reference4820ST/D2/S76 Country of originSwitzerland Type of watchWomen's Case materialSteel Case diameter32.5 mm Case thickness11.8 mm Power reserve45 hours Water resistance100 m Metal braceletAutomaticChronographHoursMinutesSecondsDateWristwatch