Mathey I model. Stainless steel case and bracelet with fixed stainless steel bezel. Black dial features luminous silver-tone hour/minute hands and index markers, plus outer minute markers. Includes date display at the 3 o'clock position and a round shape measuring 40mm in diameter and 11mm thick. Equipped with Ronda caliber 505 quartz movement (Swiss Movt). Features scratch resistant mineral crystal, a screw-down or push/pull crown, solid case back, luminous markers for night-time reading, band width of 20mm with fold over clasp closure. Water resistance up to 50 meters / 165 feet. Analog functions: hour, minute, second, date.