Seizaiken Seiko Watch Battery SR 1.55V Silver Oxide Coin Cell Full Range

Power your watch with confidence using high quality genuine Seizaiken by Seiko watch batteries from Japan – trusted worldwide for precision, reliability, and long-lasting performance.

Our full Seizaiken by Seiko range includes popular Silver Oxide (SR series) sizes, so you can choose the exact battery your watch requires from the options above.

• Premium Japanese quality – trusted brand in watch batteries
• Long-life performance with excellent leak resistance
• Stable voltage output for reliable timekeeping
• Suitable for all major watch brands and professional watch repairs

Check the number printed on your old battery (for example 377, 364, 371) and select the matching size from the dropdown list above. All Seizaiken by Seiko watch batteries are brand new, authentic and dispatched quickly from the UK.