Citizen 59-S50342 * Original Black Rubber Watch Band Compatible with Model Numbers/Case BJ8050-08E, BJ8051-05E, S015791, S025648, S026547 and S057892. This strap is specific for model Citizen / case back numbers, Citizen bands are made for specific model/case numbers and are not interchangeable. Please make sure your watch model/case number is listed as the compatible model.