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Watch battery · lithium coin (br)

BR2325 battery

BR2325. 231 × 2.5 mm1 lithium coin (br), 3 V1. 3 calibres, modules and models in our base take it.

Sources checked · How we source numbers
BR2325: drawing to scaleBR2325: diameter 23 mm, height 2.5 mm.Ø 23−+2.5BR2325
BR2325: face and edge view to scale, from the datasheet sizesDrawing from data, not a photo · mm
Diameter
23 mm1
Height
2.5 mm1
Nominal voltage
3 V1
IEC designation
not listed

BR2325 equivalents

Our sources list BR2325 under its maker's code only.

Code systemBR2325
PanasonicBR23251

Size and chemistry

Diameter
23 mm1
Height
2.5 mm1
Nominal voltage
3 V1
Chemistry
BR Coin-type Lithium Battery1
IEC designation
not listed
Show BR2325 at true size (1:1)
1:1 · not calibrated: sizes are approximate
BR2325: drawing to scaleBR2325: diameter 23 mm, height 2.5 mm.Ø 23−+2.5BR2325
01020304050

Cell types in this size

BR2325

Primary cell · BR Coin-type Lithium Battery1

1 code in our sources names this cell type.

Capacity by manufacturer

Panasonic BR2325BR2325

165 mAh1Datasheet ↗

What uses BR2325

3 calibres, modules and models in our base name this size.

Seiko calibres3[2]

Seiko's battery chart gives 1.5–2 years of battery life for these calibres. Seiko, Pulsar, Lorus and Alba calibres share the chart.

  • S501
  • S521
  • UW01

Warnings from the makers

Keep away from children

“Keep batteries out of reach of small children. Should a child swallow a battery, consult a physician immediately.”[3]

Questions

What watches use the BR2325 battery?

In our base: 3 Seiko calibres (S501, S521, UW01…). The full lists are on this page, with the brand tables they come from.

How long does a BR2325 battery last in a watch?

Seiko's battery chart gives 1.5 to 2 years for its 3 calibres on this cell, 2 years most often. Life depends on the calibre's current draw, not on the cell alone.

Seiko battery chart[2]

Sources

Documents checked · Report a wrong number

  1. 1Panasonic Energy Co., Ltd. — BR2325 BR Coin-type Lithium Battery (datasheet) · pdf · read
  2. 2Seiko Watch Corporation (service information) — Value Checking List / Battery No. Cross-reference Chart · pdf · read
  3. 3Panasonic Energy Co., Ltd. — Safety Warnings and Precautions (AAA4000COL13) · pdf · read