Simply Choose Brand (either to match existing or because you want to upgrade) from the drop down menu above. All batteries are the same size and voltage, just the brand is different. We recommend the use of these Silver Oxide in watches which will provide a more stable operating environment. Technical Details: 1.55v Nominal 6.8mm Diameter x 1.65mm Known as: 315 SR716SW TIMEX HA 280-56 SB-AT 614 9937 080-D54 etc.
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