Compatible with the following model:

• SR55
• SG8
• Duracell 391, D391
• Rayovac 391
• Panasonic SP391
• Renata 391
• Sony SR1120W
• Toshiba SR1120W
• Varta V391
• Maxell SR1120W
• GP 391
• Bulova 609
• Citizen 280-30
• Seiko SB-BS
• AWI S11
• Seiko SR1120W, TR1120W