The Frederique Constant Index Automatic ref. FC-303BN5B6B features a black dial with two Roman numerals. Time is indicated through a set of elegant ‘feuille’ hands.
Frederique Constant’s Index Automatic Roman Black (FC-303BN5B6B)was originally released in N/A. This watch features a automatic movement beating at a frequency of 28800 bph ( 4 Hz) to provide a 38-hour power reserve when fully wound.
The stainless steel case measures 40mm in diameter and roughly 10.2mm thick. The round case is paired with a black color dial with feuille-shaped hands, and a stick / dot hour markers and minute track, covered by a sapphire glass. Frederique Constant’s Index model FC-303BN5B6B is water resistant up to 50 meters (164 ft). A display caseback is over the back of the watch case.
Material: Stainless steel
Lug Width: N/Amm
Case Diameter 40mm
Case Thickness 10mm
Lug Width 60mm
Water Resistance 50 meters
The Index FC-303BN5B6B movement is a powered by caliber FC-303 made by Frederique Constant. The 26-jewel automatic movement is 25.6mm in diameter. Its balance wheel oscillates at 28,800 semi-oscillations per hour or 4 Hz. This movement offers a 38-hour power reserve.