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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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Amazon.com: 10pk Exell EB-L521 Alkaline 1.5V Watch Battery Replaces AG0 SG521 379 SR521SW : Health & Household
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379 Watch Battery SR521SW and equivalent button cell batteries - SR521SW, SR63, SR521, SB-AC, 280-59, V379, D379, GP379, 618, S521E
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