---
product_id: 551714335
title: "SR621SW Watch Batteries - 2 x Seizaiken 364 Equivalent Cell Button Watch Battery Replacement Kit for Watches with Fitting Guide"
brand: "swift gift uk"
price: "€ 12.45"
currency: EUR
in_stock: true
url: https://www.desertcart.fi/products/551714335-sr621sw-watch-batteries-2-x-seizaiken-364-equivalent-cell-button
store_origin: FI
region: Finland
---

# Long shelf life High reliability Precision technology SR621SW Watch Batteries - 2 x Seizaiken 364 Equivalent Cell Button Watch Battery Replacement Kit for Watches with Fitting Guide

**Brand:** swift gift uk
**Price:** € 12.45
**Availability:** ✅ In Stock

## Summary

> 🔧 Power Up Your Timepiece with Confidence!

## Quick Answers

- **What is this?** SR621SW Watch Batteries - 2 x Seizaiken 364 Equivalent Cell Button Watch Battery Replacement Kit for Watches with Fitting Guide by swift gift uk
- **How much does it cost?** € 12.45 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.fi](https://www.desertcart.fi/products/551714335-sr621sw-watch-batteries-2-x-seizaiken-364-equivalent-cell-button)

## Best For

- swift gift uk enthusiasts

## Why This Product

- Trusted swift gift uk brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Dual Power Pack:** Includes two SR621SW batteries, ensuring you're always prepared.
- • **Unmatched Quality:** Crafted by Seiko's elite Seizaiken division for top-tier performance.
- • **Risk-Free Purchase:** Enjoy hassle-free returns for complete peace of mind.
- • **User-Friendly Guide:** Comes with a fitting guide for effortless battery replacement.
- • **Versatile Compatibility:** Replaces multiple codes, making it a universal solution for your timepieces.

## Overview

The Swift Gift UK SR621SW Watch Batteries offer a reliable and long-lasting power solution for your watches. This kit includes two high-quality Seizaiken 364 equivalent batteries, known for their precision and reliability, along with a user-friendly fitting guide. With compatibility across multiple battery codes and a commitment to customer satisfaction through easy returns, this product is a must-have for watch enthusiasts.

## Description

Swift Gift UKSwift Gift UK SR621SW Watch Batteries - 2 x Seizaiken 364 Equivalent Cell Button Watch Battery Replacement Kit for Watches with Fitting Guide

## Features

- SEIZAIKEN - Seizaiken are the battery arm of the prestidious Seiko watch making group. Bringing their high quality standards and years of ultra precision technology to produce a battery with consistent quality, high reliability, zero mercury and long long life.
- 2 BATTERY PACK - You will receive a a set of two SR621SW Seiko Seizaiken 364 batteries seperatly sealed and both with a long shelf life. Ideal to keep a spare in the draw should you ever need to replace.
- REPLACES CODES - SR621SW, 364, D364, V364, SB-AG, 602, 280-34, 080-D29, SR60
- BATTERY FITTING GUIDE - Included with this strip of SR621SW Seiko Seizaiken 364 Batteries is the Swift Gift guide on how to remove your watch back and fit the battery.
- SIMPLE RETURNS - If for any reason at all you where unhappy with your item simply sent it back for a full refund. No quibbles at all. You can click the yellow "add to basket" button with confidence.

## Product Details

- **Brand:** Swift Gift UK
- **Recommended uses for product:** Watch
- **Voltage:** 3 Volts
- **Reusability:** Single Use
- **Model name:** SR621 SW

## Images

![SR621SW Watch Batteries - 2 x Seizaiken 364 Equivalent Cell Button Watch Battery Replacement Kit for Watches with Fitting Guide - Image 1](https://m.media-amazon.com/images/I/71wG-Tzt6+L.jpg)

## Frequently Bought Together

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**Shop now:** [https://www.desertcart.fi/products/551714335-sr621sw-watch-batteries-2-x-seizaiken-364-equivalent-cell-button](https://www.desertcart.fi/products/551714335-sr621sw-watch-batteries-2-x-seizaiken-364-equivalent-cell-button)

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*Product available on Desertcart Finland*
*Store origin: FI*
*Last updated: 2026-01-25*