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.
Amazon.com: Vinnic Size LR54 V389 389 AG10 L1131 Alkaline Watch Battery x 10 : Health & Household
Varta 1 Watch V 389 High Drain Batteries Silver | Dressinn