Simply Choose Brand (either to match existing or because you want to upgrade) from the drop down menu above. Sony no longer sell batteries, Murata is the new brand name. 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 9.5mm Diameter x 1.65mm Known as:373 SR916SW SR68 TIMEX WA 280-45 SB-AJ.
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