384/392 (SR41) Watch Batteries
These button cell watch batteries are used in both digital and analogue watches. They provide a mid-range capacity in a compact size, making them a popular choice for watch manufacturers. In addition to 384/392, they may also be referred to as AG3 or the IEC names LR736 and SR736. Other cell names they will replace include 384, 392, SG3, G3A and 192/384/392.
The silver oxide 384/392 cell has an output of 1.55V and case dimensions of 7.9mm in diameter x 3.6mm. Typical capacity is from 38 - 45mAh.