{"title":"384 SR41SW \u0026 392 SR41W Watch Batteries","description":"\u003cp\u003eThe 384 battery, also known by its IEC code SR41SW, is a 1.55V silver oxide button cell measuring about 7.9mm across and 3.6mm thick. The 392, or SR41W, is exactly the same size. Here you will find every 384 \/ 392 watch battery we stock, from Renata, Maxell, Seiko, Murata and Seizaiken, so you can pick the brand you prefer.\u003c\/p\u003e\u003cp\u003eThe SW version is made for watches with a low power draw, such as most simple analogue quartz watches, while the W version suits watches that draw more power, for example those with alarms, backlights or chronograph functions. If you are not sure which you need, fit the same type as the battery that came out of your watch.\u003c\/p\u003e\u003cp\u003eUK delivery is free on every order, and orders placed before 2pm Monday to Friday are dispatched the same day.\u003c\/p\u003e","products":[{"product_id":"seizaiken-sr41w-silver-oxide-watch-battery-genuine-japan-made-392-long-lasting-power","title":"Seizaiken 392 \/ SR41W Silver Oxide Watch Battery","description":"\u003cp\u003e\u003cstrong\u003eSeizaiken 392 \/ SR41W Silver Oxide Watch Battery\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKeep your timepiece running accurately with the Seizaiken 392 \/ SR41W silver oxide cell. Stable voltage and leak‑resistant design for dependable performance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery size:\u003c\/strong\u003e 392 \/ SR41W \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemistry:\u003c\/strong\u003e Silver Oxide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Suitable for a wide range of analogue and digital watches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShelf life:\u003c\/strong\u003e Fresh stock, typically 3–5 years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Single retail pack (brand new, factory sealed)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTip:\u003c\/em\u003e Check your existing battery code or watch manual before ordering.\u003c\/p\u003e\n\u003cp\u003eFast UK dispatch from Chrono Straps UK.\u003c\/p\u003e","brand":"Seizaiken","offers":[{"title":"Default Title","offer_id":51360164872534,"sku":"SEIZAIKEN_392_SR41W","price":4.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0939\/1439\/9062\/files\/Seizaiken_by_Seiko_392_SR41W_Silver_Oxide_Watch_Battery.png?v=1762696084"},{"product_id":"seizaiken-sr41sw-silver-oxide-watch-battery-genuine-japan-made-384-long-lasting-power","title":"Seizaiken 384 \/ SR41SW Silver Oxide Watch Battery","description":"\u003cp\u003e\u003cstrong\u003eSeizaiken 384 \/ SR41SW Silver Oxide Watch Battery\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKeep your timepiece running accurately with the Seizaiken 384 \/ SR41SW silver oxide cell. Stable voltage and leak‑resistant design for dependable performance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery size:\u003c\/strong\u003e 384 \/ SR41SW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemistry:\u003c\/strong\u003e Silver Oxide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Suitable for a wide range of analogue and digital watches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShelf life:\u003c\/strong\u003e Fresh stock, typically 3–5 years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Single retail pack (brand new, factory sealed)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTip:\u003c\/em\u003e Check your existing battery code or watch manual before ordering.\u003c\/p\u003e\n\u003cp\u003eFast UK dispatch from Chrono Straps UK.\u003c\/p\u003e","brand":"Seizaiken","offers":[{"title":"Default Title","offer_id":51360166084950,"sku":"SEIZAIKEN_384_SR41SW","price":3.63,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0939\/1439\/9062\/files\/Seizaiken_by_Seiko_384_SR41SW_Silver_Oxide_Watch_Battery.png?v=1762695705"},{"product_id":"seiko-392-sr41w-1-55v-silver-oxide-mercury-free-watch-battery-made-in-japan","title":"Seiko 392 \/ SR41W Silver Oxide Watch Battery","description":"\u003cp\u003e\u003cstrong\u003eSeiko 392 \/ SR41W Silver Oxide Watch Battery\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKeep your timepiece running accurately with the Seiko 392 \/ SR41W silver oxide cell. Stable voltage and leak‑resistant design for dependable performance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery size:\u003c\/strong\u003e 392 \/ SR41W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemistry:\u003c\/strong\u003e Silver Oxide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Suitable for a wide range of analogue and digital watches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShelf life:\u003c\/strong\u003e Fresh stock, typically 3–5 years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Single retail pack (brand new, factory sealed)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTip:\u003c\/em\u003e Check your existing battery code or watch manual before ordering.\u003c\/p\u003e\n\u003cp\u003eFast UK dispatch from Chrono Straps UK.\u003c\/p\u003e","brand":"Seiko","offers":[{"title":"Default Title","offer_id":51368313618774,"sku":"SEIKO_392_SR41W","price":2.82,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0939\/1439\/9062\/files\/Seiko_392_SR41W_Silver_Oxide_Watch_Battery.png?v=1762699361"},{"product_id":"seiko-384-sr41sw-1-55v-silver-oxide-mercury-free-watch-battery-made-in-japan","title":"Seiko 384 \/ SR41SW Silver Oxide Watch Battery","description":"\u003cp\u003e\u003cstrong\u003eSeiko 384 \/ SR41SW Silver Oxide Watch Battery\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKeep your timepiece running accurately with the Seiko 384 \/ SR41SW silver oxide cell. Stable voltage and leak‑resistant design for dependable performance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery size:\u003c\/strong\u003e 384 \/ SR41SW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemistry:\u003c\/strong\u003e Silver Oxide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Suitable for a wide range of analogue and digital watches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShelf life:\u003c\/strong\u003e Fresh stock, typically 3–5 years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Single retail pack (brand new, factory sealed)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTip:\u003c\/em\u003e Check your existing battery code or watch manual before ordering.\u003c\/p\u003e\n\u003cp\u003eFast UK dispatch from Chrono Straps UK.\u003c\/p\u003e","brand":"Seiko","offers":[{"title":"Default Title","offer_id":51369217163606,"sku":"SEIKO_384_SR41SW","price":2.82,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0939\/1439\/9062\/files\/Seiko_384_SR41SW_Silver_Oxide_Watch_Battery.png?v=1762699089"},{"product_id":"maxell-392-sr41w-1-55v-silver-oxide-mercury-free-watch-battery-made-in-japan","title":"Maxell 392 \/ SR41W Silver Oxide Watch Battery","description":"\u003cp\u003e\u003cstrong\u003eMaxell 392 \/ SR41W Silver Oxide Watch Battery\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKeep your timepiece running accurately with the Maxell 392 \/ SR41W silver oxide cell. Stable voltage and dependable performance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery size:\u003c\/strong\u003e 392 \/ SR41W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemistry:\u003c\/strong\u003e Silver Oxide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Suitable for a wide range of analogue and digital watches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShelf life:\u003c\/strong\u003e Fresh stock, typically 3–5 years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Single retail pack (brand new, factory sealed)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTip:\u003c\/em\u003e Check your existing battery code or watch manual before ordering.\u003c\/p\u003e\n\u003cp\u003eFast UK dispatch from Chrono Straps UK.\u003c\/p\u003e","brand":"Maxell","offers":[{"title":"Default Title","offer_id":51369968927062,"sku":"MAXELL_392_SR41W","price":3.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0939\/1439\/9062\/files\/Maxell_392_SR41W_Silver_Oxide_Watch_Battery.png?v=1762510722"},{"product_id":"maxell-384-sr41sw-1-55v-silver-oxide-mercury-free-watch-battery-made-in-japan","title":"Maxell 384 \/ SR41SW Silver Oxide Watch Battery","description":"\u003cp\u003e\u003cstrong\u003eMaxell 384 \/ SR41SW Silver Oxide Watch Battery\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKeep your timepiece running accurately with the Maxell 384 \/ SR41SW silver oxide cell. Stable voltage and dependable performance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery size:\u003c\/strong\u003e 384 \/ SR41SW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemistry:\u003c\/strong\u003e Silver Oxide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Suitable for a wide range of analogue and digital watches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShelf life:\u003c\/strong\u003e Fresh stock, typically 3–5 years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Single retail pack (brand new, factory sealed)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTip:\u003c\/em\u003e Check your existing battery code or watch manual before ordering.\u003c\/p\u003e\n\u003cp\u003eFast UK dispatch from Chrono Straps UK.\u003c\/p\u003e","brand":"Maxell","offers":[{"title":"Default Title","offer_id":51369969582422,"sku":"MAXELL_384_SR41SW","price":4.52,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0939\/1439\/9062\/files\/Maxell_384_SR41SW_Silver_Oxide_Watch_Battery.png?v=1762510357"},{"product_id":"murata-392-384-sr41-1-55v-silver-oxide-mercury-free-watch-battery-made-in-japan","title":"Murata 392 \/ 384 \/ SR41W \/ SR41SW Silver Oxide Watch Battery","description":"\u003cp\u003e\u003cstrong\u003eMurata 392 \/ 384 \/ SR41W \/ SR41SW Silver Oxide Watch Battery\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKeep your timepiece running accurately with the Murata 392 \/ 384 \/ SR41W \/ SR41SW silver oxide cell. Stable voltage and dependable performance.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery size:\u003c\/strong\u003e 392 \/ 384 \/ SR41W \/ SR41SW\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChemistry:\u003c\/strong\u003e Silver Oxide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUse:\u003c\/strong\u003e Suitable for a wide range of analogue and digital watches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShelf life:\u003c\/strong\u003e Fresh stock, typically 3–5 years\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackaging:\u003c\/strong\u003e Single retail pack (brand new, factory sealed)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cem\u003eTip:\u003c\/em\u003e Check your existing battery code or watch manual before ordering.\u003c\/p\u003e\n\u003cp\u003eFast UK dispatch from Chrono Straps UK.\u003c\/p\u003e","brand":"Murata","offers":[{"title":"Default Title","offer_id":51374798143830,"sku":"MURATA_392_384_SR41W_SR41SW","price":3.75,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0939\/1439\/9062\/files\/Murata_392_384_SR41W_SR41SW_Silver_Oxide_Watch_Battery.png?v=1762708474"},{"product_id":"renata-384-sr41sw-1-55v-silver-oxide-mercury-free-watch-battery-made-in-switzerland","title":"Renata 384 \/ SR41SW Swiss Made Silver Oxide Watch Battery","description":"\u003cp\u003e\u003cstrong\u003eRenata 384 \/ SR41SW Swiss Made Silver Oxide Watch Battery\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKeep your timepiece running accurately with the Renata Swiss Made 384 \/ SR41SW Silver Oxide Watch Battery. High quality Swiss Battery, Stable voltage and leak-resistant design for dependable performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBattery size:\u003c\/strong\u003e 384 \/ SR41SW \u003cbr\u003e\u003cstrong\u003eChemistry:\u003c\/strong\u003e Silver Oxide \u003cbr\u003e\u003cstrong\u003eUse:\u003c\/strong\u003e Suitable for a wide range of analogue and digital watches \u003cbr\u003e\u003cstrong\u003eShelf life:\u003c\/strong\u003e Fresh stock, typically 3-5 years \u003cbr\u003e\u003cstrong\u003ePackaging:\u003c\/strong\u003e Single retail pack (brand new, factory sealed)\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Renata batteries may be supplied in either \u003cstrong\u003ewhite\u003c\/strong\u003e or \u003cstrong\u003eblue\u003c\/strong\u003e genuine Renata blister packaging depending on the manufacturer's wholesale packaging. The battery supplied is identical in specification and quality.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eTip:\u003c\/em\u003e Check your existing battery code or watch manual before ordering.\u003c\/p\u003e\n\u003cp\u003eFast UK dispatch from Chrono Straps UK.\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":51763972571478,"sku":"RENATA_384_SR41SW","price":4.11,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0939\/1439\/9062\/files\/Renata_384_SR41SW.png?v=1762299753"},{"product_id":"renata-392-sr41w-1-55v-silver-oxide-mercury-free-watch-battery-made-in-switzerland","title":"Renata 392 \/ SR41W Swiss Made Silver Oxide Watch Battery","description":"\u003cp\u003e\u003cstrong\u003eRenata 392 \/ SR41W Swiss Made Silver Oxide Watch Battery\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003eKeep your timepiece running accurately with the Renata Swiss Made 392 \/ SR41W Silver Oxide Watch Battery. High quality Swiss Battery, Stable voltage and leak-resistant design for dependable performance.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eBattery size:\u003c\/strong\u003e 392 \/ SR41W \u003cbr\u003e\u003cstrong\u003eChemistry:\u003c\/strong\u003e Silver Oxide \u003cbr\u003e\u003cstrong\u003eUse:\u003c\/strong\u003e Suitable for a wide range of analogue and digital watches \u003cbr\u003e\u003cstrong\u003eShelf life:\u003c\/strong\u003e Fresh stock, typically 3-5 years \u003cbr\u003e\u003cstrong\u003ePackaging:\u003c\/strong\u003e Single retail pack (brand new, factory sealed)\u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePlease note:\u003c\/strong\u003e Renata batteries may be supplied in either \u003cstrong\u003ewhite\u003c\/strong\u003e or \u003cstrong\u003eblue\u003c\/strong\u003e genuine Renata blister packaging depending on the manufacturer's wholesale packaging. The battery supplied is identical in specification and quality.\u003cbr\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cem\u003eTip:\u003c\/em\u003e Check your existing battery code or watch manual before ordering.\u003c\/p\u003e\n\u003cp\u003eFast UK dispatch from Chrono Straps UK.\u003c\/p\u003e","brand":"Renata","offers":[{"title":"Default Title","offer_id":51763973128534,"sku":"RENATA_392_SR41W","price":4.1,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0939\/1439\/9062\/files\/Renata_392_SR41W.png?v=1762299909"}],"url":"https:\/\/www.chronostraps.co.uk\/collections\/384-sr41sw-watch-battery.oembed","provider":"Chrono Straps UK","version":"1.0","type":"link"}