Casio and G-Shock Watch Battery Replacement Service UK | Postal | 48hr Return

Casio and G-Shock Watch Battery Replacement Service UK | Postal | 48hr Return

Specialist Casio and G-Shock battery replacement service. We fit genuine silver oxide and lithium cells to the full Casio range including G-Shock, Baby-G, Pro Trek, Edifice, Wave Ceptor and standard Casio quartz models. Add our ultrasonic Clean and Refresh for just £5.99, stainless steel Casio cases and bracelets returned spotless.

Over 20 years in the watch trade. 38,000+ items sold. 99.3% positive feedback.

WHAT OUR CUSTOMERS SAY
"The service was absolutely impressive. I sent my Omega watch on Monday and had it back by Thursday, a remarkably fast turnaround. They kept me informed at every stage, even sending photos of my watch with the new battery fitted. I would highly recommend this service." - Verified eBay Buyer, May 2026

HOW IT WORKS
1. Purchase this listing and select your service type and return insurance level
2. Pack your Casio or G-Shock securely and post it to us
3. We identify and replace the battery the same day we receive it
4. If you selected Clean and Refresh, your stainless steel case and bracelet are ultrasonically cleaned
5. We return your watch via Royal Mail Tracked 48 within 48 hours of receipt
6. Your watch arrives back running perfectly with a 12 month battery warranty

WHAT IS INCLUDED
Correct replacement battery for your Casio model (silver oxide or lithium)
Professional fitting by experienced watch technicians
Seal inspection (visual check, no pressure test)
Safe disposal of your old battery
Return postage via Royal Mail Tracked 48
12 month battery warranty

OPTIONAL UPGRADE: CLEAN AND REFRESH (+£5.99)
Professional ultrasonic cleaning of your stainless steel Casio case and bracelet
Leather or Resin strap watches with stainless steel cases accepted, strap removed before cleaning
Removes dirt, oils, skin residue and grime from links and case edges
Returns your watch looking refreshed and like new
Ideal for Casio Edifice, G-Steel and stainless steel Casio models
Not suitable for standard G-Shock resin or rubber case models
Not suitable for watches with loose crystals or damaged seals

COMPATIBLE CASIO MODELS
G-Shock (DW, GW, GA, GD, GBD, GBA series), Baby-G, G-Steel, G-Squad, Casio F91W, W-86, AE-1200, MRW-200H, CA-53W and all F/W/A/B series, Pro Trek (PRG series), Wave Ceptor, Edifice (EFR/EFS series), Oceanus, G-Shock MR-G and all standard Casio quartz  and digital models.

BATTERY TYPES WE FIT
CR2016, CR2025, CR2032 (lithium), SR626SW (377), SR920SW (371), SR621SW (364) and all standard silver oxide cells.
Not sure which battery your Casio needs? Our technicians will identify it.

NOTE FOR G-SHOCK OWNERS
G-Shock models use specialist lithium coin cells. We stock the full range and our technicians are experienced with G-Shock caseback removal and resealing. Clean and Refresh is not available for standard resin or rubber G-Shock models. G-Steel and full metal G-Shock models with stainless steel cases are accepted.

SERVICE OPTIONS
Casio Standard Service: battery replaced within 48 hours of receipt, tracked return included
Casio Standard + Clean and Refresh: as above plus ultrasonic cleaning (stainless steel only)
Casio Express Service: same day processing on receipt (select at checkout)

RETURN INSURANCE
Options available at checkout: up to £100, £101-£199, £200-£299, £300-£399.

IMPORTANT: PLEASE READ
This service covers quartz and G-Shock battery models only
Solar-powered and Tough Solar Casio models are not suitable
We do not perform pressure or water resistance testing
Clean and Refresh is available for stainless steel cases and bracelets only
Leather or Resin strap watches with stainless steel cases are accepted for cleaning
Resin and rubber G-Shock cases are not eligible for Clean and Refresh
Please pack your watch securely, a padded envelope or small box is recommended

DISPATCH AND RETURN
We aim to return your watch within 48 hours of receipt.
All returns sent via Royal Mail Tracked with proof of postage.

CHRONO STRAPS UK, London, UK
Specialists in watch straps, batteries and accessories since 2003. 38,000+ items sold. 99.3% positive feedback. Buy with complete confidence.

Questions? Email info@chronostraps.co.uk. By purchasing, you agree to our Terms of Service, Shipping Policy and Returns Policy.

TRADEMARK DISCLAIMER All brand names, model names and trademarks mentioned in this listing, including Seiko, Casio, G-Shock, Citizen, Omega, TAG Heuer, Fossil, Timex and all others, are the property of their respective owners. Chrono Straps UK is not affiliated with, endorsed by, or an authorised service centre of any of the brands mentioned. Brand names are referenced solely for the purpose of describing compatibility and are not intended to imply any association or endorsement. Renata is a registered trademark of Renata SA, Switzerland. Royal Mail is a registered trademark of Royal Mail Group Ltd.