Watch Review & Details: Breitling Superocean Heritage II 42 Stainless Steel / Black / Black / Rubber / Folding AB2010121B1S1 (aka: AB201012/BF73/279S/A20D.4)
Disclaimer: The video above is for example and general guidelines only. It may not be entirely specific to your exact model, and quality/accuracy depends on third-party availability. If in doubt, please refer to your specific watch handbook or consult a professional.
Required Power Source
395
This watch requires a standard battery. Grab a replacement below.
Power
Buy Replacement Battery
Amazon: 395
Tool Kit
Buy Recommended Tool
Amazon: Watch Repair Kit