Seiko Cal. 0725 - 613

The 0725-613 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 0725 caliber with 27j jewels beating at 21,600 bph, it delivers a 69 hours power reserve. [seikata-wm-b6db75d2fe3a]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

15.2mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

110m

Dial Color

Cream

Jewels

27j

Frequency

21,600 bph

Power Reserve

69 hours

Year

1973

Related Models

• Seiko 3855-497
• Seiko 7089-708
• Seiko 5674-266
• Seiko 3859-841
• Seiko 4538-861
• Seiko 7155-645
• Seiko 6297-351
• Seiko 6366-399
• Seiko 6215-502
• Seiko 4543-661
• Seiko 6331-926
• Seiko 3887-525