Silver-tone stainless steel case with a black leather strap. Black dial with silver-tone hands and diamond hour markers. Dial Type: Analog. Longines Calibre L420 quartz movement. Scratch resistant sapphire crystal. Round case shape, case size: 29 mm, case thickness: 4.5 mm. Band width: 16 mm. Tang buckle clasp. Water resistant at 30 meters / 100 feet. Functions: hour, minute. Additional Info: dial set with 12 top wesselton vs-si diamonds, for a total of 0.081 carats. La Grande Classique Series. Dress watch style. Watch label: Swiss Made. Item Variations: L4 512 4 58 2, L4-512-4-58-2, L4/512/4/58/2, L45124582. Longines La Grande Classique Diamond Ladies Watch L4.512.4.58.2.