Seiko Cal. 4525 - 320

The Seiko 4525-320 represents an important milestone in Seiko's 1975 lineup. Powered by the 4525 caliber with 23j jewels beating at 28,800 bph, it delivers a 64 hours power reserve. [seikata-wm-0ed7efc33273]

Also known as: Crown

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

40mm

Case Thickness

11.5mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1975

Related Models

• Seiko 7069-149
• Seiko 4459-423
• Seiko 6121-215
• Seiko 4542-163
• Seiko 7055-759
• Seiko 6214-879
• Seiko 4584-603
• Seiko 5628-833
• Seiko 6660-525
• Seiko 6219-701
• Seiko 6262-883
• Seiko 6649-861