BRAND NEW!!! 100 Super Fresh Murata 364 Silver Oxide 1.55 Watch Batteries Sealed in original Package Murata 364 Battery has been the sole manufacturer of Sony branded watch batteries since the acquisition of Sony’s micro battery business in 2017. With the introduction of the SR series, Murata has launched its own line-up of micro-batteries for watches. Murata is known for being the world's first mercury-free silver watch battery innovator, highly recognized as No. 1 market share manufacturer by major watch brands. Brand New & Guaranteed Factory Fresh.Excellent stable discharge characteristics.Reliable discharge rate for consistent performance.Unique manufacturing process for strong anti-leakage performance.Mercury-free formula.Works in: Watches, computer motherboards, calculators, PDAs, electronic organizers, garage door openers, toys, games, door chimes, pet collars, LED lights, sporting goods, pedometers, calorie counters, stopwatches and medical devicesEquivalent to: SR621SW, Duracell D364, Bulova -602, Seiko SB-AG, citizen - 280-34, GP364, IEC SR60 1175SO, 164, 280-34, 362, 364, 364BP, 531, 602, AG1, D 364, D364, GP364, L621, LR60, LR620, LR621, R 364/31, RW 320, S621S, SB-AG/DG, SG1, SP364, SR 60, SR 621 SW, SR60, SR60L, SR621, T, V364 Legal Disclaimer: While we work to ensure that product information is correct, on occasion manufacturers may alter their packaging. All our batteries are brand new even though actual packaging may vary due to ever changing packaging. We are not the manufacturers nor guarantee any warranty given by the manufacturers. Feel free to contact us for any product warranty. As a service to get the best pricing our customers bulk items are the most economical. Please note all our bulk products are brand new,fresh, and packed in hassle free packaging. We guarantee and stand by all our products with 100% customers satisfaction and money back guarantee. Origin of batteries may vary. Batteries are made in different locations in the world such as the usa, indonisia ,china, japan ,etc. Since manufacturers have changed the place of manufacturing,we cannot guarantee a certain place of manufacturing.