Budget Watch Collecting/Watch battery interchange

SR=Silver Oxide LR=Alkaline. Silver can always be substituted for Alkaline, with a longer life. In some applications alkaline will not substitute for silver. Older batteries made a distinction between low drain and high drain. Modern quality batteries can be used for either. +BUTTON BATTERY INTERCHANGEAG silveralkalineTimexAG0 379SR521LR521JAAG1364SR621LR621TAG2396, 397SR726LR726N,VAG3392SR41LR41KAG4377SR626LR626BA,MAAG5393,309SR754LR754C,FAG6371,370SR920LR920ZAG7395,399SR927LR927W AG8391SR1120LR1120LA,LAG9394SR936LR936AG10389SR1130LR1130MAG11362SR721LR721SAG12386,301SR43LR43D,HAG13357,303SR44LR44 A,J 343*, 344SR42 B* *1.35v mercury battery, no longer made--Silver and Alkaline are 1.5v, usually work. Note: If you've got more interchange information feel free to add it as plain text, someone will come and format it later.