Lenmar Coin Cell Battery Replaces OEM Citizen 280-73 Omega 9934 Panasonic SR616SW Renata 321 Seiko SBAF SB-AF/DF SBDF Replaces: Citizen 280-73, Omega 9934, Panasonic SR616SW, Renata 321, Seiko SBAF, SB-AF/DF, SBDF 1.55V / 16mAh Silver Oxide 30 Day Warranty