Duracell 389/390 Watch Battery (SR1130W) Silver Oxide 1.55V (1 PC). With a long-lasting charge that requires fewer recharges, Duracell Specialty and Rechargeable batteries really do set themselves apart from the rest.
389 / SR1130SW Energizer Silver Oxide Button Battery (On a Card)
Amazon.com: Maxell Watch Battery Button Cell SR1130W 389 Pack of 5 Batteries : Health & Household
US SELLER ~ NEW 40 Pcs ~ SR54 SR1130W 189 L1130 SB-BU Alkaline Watch Battery | eBay
Amazon.com: Energizer 389 Button Cell Silver Oxide SR1130W Watch Battery Pack of 5 Batteries : Health & Household