Replacement coin cell for model number sr421sw and battery number 348 (1 battery will be shipped)

Our 348 / SR421SW Silver Oxide watch battery is designed to replace any manufacturer of the 348 / SR421SW 

This battery may also fit other models/manufacturers not listed as well. In most cases the brand that we supply will be maxell.

This is a popular silver-oxide cell are commonly used in watches. They have a shelf life of 5 + years, so why not buy two or more. Take advantage of our reduced price and make sure you are not left without a watch next time your battery runs out. The Products that this battery will fit are shown below.    

• Some models that this battery supports

          Battery Model:-  SR421SW   / Battery number:-  348

• Battery codes that this product is known to replace

          D348. V348. SP348. SB-A6. 280-77. GP348  

Battery Selection

Please make sure before purchasing this battery that the model you are ordering is correct. If you need to verify the fitment please send an email to. [email protected] and we can make the choice for you. 

Please note that some watch batteries have two numbers and replace both watch battery numbers. For instance, the D301/386 replaces both the 301 and 386 watch battery. If your watch battery is alkaline you can use a silver oxide replacement for longer life.