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Sony Original SR521SW, 379 Silver Oxides Batteries 1.55V Button Coin Cell MADE IN JAPAN - Also Replacement Same Model, D379, SR63, V379, AG0, SG0, 379, LR63, LR521, SR521.
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Amazon.com: Renata 379 SR521SW AG0 LR521 D379 V379 CX521 618 Silver Oxide Mercury Free Electronic Battery x 1 : Health & Household
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