1 / 85 x Sony SR521SW 379 AG0 LR521 Silver Oxide Button Battery Expire Date 12/2032
Brand: Sony
In stock
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- Ships from
- US
- Format
- Buy It Now
Sold by
mania-unlimited
14,020 feedback · 99.4 positive
Specifications
- Brand
- Sony
- Expiration Date
- 12/2032
- Type
- Coin/Button Cell
- Amp Hours
- 0.15 Ah
- Voltage
- 1.55 V
- Model
- Sony SR521SW
- Coin/Button Cell Sub-Type
- 379
- MPN
- Does Not Apply, SR521SW
- Battery Size
- LR521
- Chemical Composition
- Silver Oxide
- Battery Type
- Silver-Oxide
- Country of Origin
- Japan
About this product
-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- ⭐⭐⭐⭐⭐ ━━━━━━━━━━━━━━━━━━━━━━ 👉📌 PLEASE READ BEFORE PURCHASE 💖 Need Help? Please Message Us First! 💪 Contacting us first helps us resolve yo…Read full descriptionShow less
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👉📌 PLEASE READ BEFORE PURCHASE
💖 Need Help? Please Message Us First!
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📬 Shipping Note:
1️⃣ Free Shipping(Primary default) – USPS First-Class Mail (no tracking number included).
2️⃣ USPS Ground Advantage – Includes a tracking number and faster visibility for your package.
➕ Additional cost: $4.75 (select this option at checkout).
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Item Description:
🔹 Brand New & Fresh Stock – Sony SR521SW silver oxide batteries, perfect for watches, calculators, and small electronics. Each battery is factory-sealed to ensure up to 3–5 years shelf life, so you can store them without losing performance.
✅ Specifications:
- Model: SR521SW (Also known as 379)
- Chemistry: Silver Oxide
- Nominal Voltage: 1.55V
- Diameter: 5.8 mm
- Height: 2.1 mm
- Capacity: ~18 mAh
- Shelf Life: 3–5 years (stored at room temperature)
- Brand: Sony (Made in Japan or Indonesia, depending on batch)
🔄 Compatible Model Numbers (Equivalents):
SR521SW, 379, SB-AC, 280-59, D379, V379, SR63, RW329, GP379, 379X, AG0 (silver oxide version), SR521
📌 Common Devices Using SR521SW:
- Watches (Casio, Seiko, Citizen, Timex, Fossil, Swatch, Bulova, etc.)
- Calculators
- Small electronic…
Description written by a seller of this product on eBay. Store, shipping, payment and contact text has been removed. Check each offer for that seller's own terms.
Compare offers
1 listing from 1 seller. Prices update periodically. Only one listing of this exact product was found; more sellers appear here as they are discovered.
- Lowest price
- $3.45
- Offers
- 1from 1 seller
| Seller | Condition | Ships from | Price | Shipping | Delivery & returns | Total | |
|---|---|---|---|---|---|---|---|
mania-unlimited via eBay 99.4% positive · 14,020 ratings Highly rated seller | New | United States | $3.45Lowest price | Free | Est. Oct 20 – Oct 23 | $3.45 | View Deal |
Seller ratings are the feedback eBay reports for each seller. "Highly rated" means at least 98% positive from at least 100 ratings. Total = price + shipping, shown only when the listing states its shipping cost.
Price history
Lowest price available each day, tracked since Oct 7, 2026 (22 days).
- Current lowest
- $3.45
- Previous price
- No change yet
- Lowest recorded
- $3.45
- Highest recorded
- $3.45
- Trend
- → Stable
- since Oct 7
The lowest price for all conditions has not changed in this period, so there is no trend to chart yet.
History is built only from prices this site observed, starting the day tracking began; nothing is estimated or back-filled. Each point is the lowest price among the offers available that day. Shipping, duties and taxes are not included.
