Silver Oxide Battery SEIZAIKEN (Mercury-Free) No mercury & no lead added, environment‐friendly silver oxide battery.
Seiko Instruments Inc. (SII) has applied precision process cultivated by watch manufacturing technology and started the production of silver oxide battery in 1975. The company have a line-up of high quality silver oxide batteries for watches small to large, quartz to digital. Since silver oxide batteries are small batteries with large electrical capacity and stable voltage characteristics, they are mainly used in wrist watches.
