High Quality SEIKO 30273MY Battery For SEIKO Kinetic Watch Capacitor 3027.29N

Do you want to buy a cheap SEIKO 30273MY Compatible battery? We offer you a cheap SEIKO 30273MY Compatible battery - an incredibly high quality Compatible battery! All SEIKO 30273MY are brand new,1 year Warranty, 100% Guarantee Quality and Fully Test!

✔ Battery for 30273MY Ships to Singapore

Product Overview

This battery is suitable as a replacement battery for SEIKO Kinetic Watch Capacitor 3027.29N battery and SEIKO 30273MY model.

High capacity SEIKO 30273MY battery for longer standby time.

The battery is professionally tested to ensure the best lifespan.

1 year warranty, 30 days money back, 100% brand new!

Battery capacity (mAh/A/W) may be different; the more mAh/A/W it displays, the higher its autonomy.

Safety certified CE / FCC / RoHS.

Key Features

• High‑capacity design with for extended device runtime.
• Stable output ensures consistent performance during daily use.
• Built with high‑quality lithium‑ion cells for improved durability and long cycle life.
• Advanced protection system including overcharge, over‑discharge, overheat, and short‑circuit safeguards.
• Optimized for reliable performance in warm and humid environments.
• Lightweight and compact design for easy installation and device compatibility.

Technical Specifications

Model	30273MY
Battery Condition	Brand New Replacement Battery
Item Code	ECN12872_Oth
Category	Smart Watch Batteries
Brand	SEIKO
Capacity
Voltage
Type	Rechargeable
Color	White
Applies to	SEIKO Kinetic Watch Capacitor 3027.29N
Certification	Passed CE, UL, ROHS, ISO 9001/9002 and GS certification
Service	Buy now, we promise a one-year warranty and 30-day returns

Compatible Models

Replacement Part Numbers:

• 30273MY

Compatible Models：

30273MY Rechargeable battery for SEIKO Kinetic Watch Capacitor 3027.29N

Brand new capacitor battery for to fit Seiko and Pulsar Watches
The MT516 + Black Spacer replaces the MT616
You will need to insert the spacer between the empty space between the battery and the back plate. MT516 + Spacer = MT616
*This capacitor is fitted with a connector that works for Citizen watches only*
Note- Please make sure before buying as its not returnable item.

This capacitor will only work for the following watch model / movement numbers:
Movement Numbers:
3M21
3M22
3M43
V102
V103

Seiko movement numbers are located on the back of your watch case. It is usually in XXXX-YYYY format with "XXXX" being the movement number. In this example photo, the "6117" is the movement number.

* Please make sure that the replacement battery you are buying is suitable for your device brand and model.

Battery Care & Maintenance

• Store the battery in a cool, dry environment to maintain long‑term performance.
• Avoid exposing the battery to excessive heat or direct sunlight, especially in warm and humid climates.
• Use compatible SEIKO chargers or certified charging accessories to ensure safe and efficient charging.
• Avoid frequent full discharges; partial charge cycles help extend overall battery lifespan.
• If the battery will not be used for an extended period, keep it at around 40–60% charge before storage.
• Clean the battery contacts periodically with a dry cloth to maintain stable power delivery.
• Do not puncture, crush, or expose the battery to water or high humidity.

Frequently Asked Questions