Technical parameters:

• Type: Watch - 393 / 309 / SR48SW / SR48W
• Dimensions: height: 5.4 mm, diameter: 7.9 mm
• Voltage: 1.55V
• Manufacturer: Murata
• Quantity: 1 piece in blister
• Other designations: AG5, G5, LR754, LR750, D393, F, SR48, V393, 546, GP393, GP255, CX48, SR754SW
  

Batteries made in Japan.

Murata watch batteries are silver-oxide batteries. They are used in a wide range of watches - from digital, demanding cells with large dimensions, to the most elegant women's watches powered by batteries of very small dimensions.

A table of replacements is available here.