Seiko Cal. 4528 - 960

This Spring Drive model from 1970 features a 39mm Two-Tone case. With its 20mm lug width and 10.7mm profile, it sits comfortably on most wrists. [seikata-wm-e1dd4cdb4e64]

Also known as: Tuna, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

10.7mm

Lug Width

20mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

160m

Dial Color

Champagne

Jewels

33j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1970

Related Models

• Seiko 6688-226
• Seiko 7147-735
• Seiko 7142-235
• Seiko 0798-996
• Seiko 4583-728
• Seiko 3814-518
• Seiko 6195-843
• Seiko 5616-292
• Seiko 5241-242
• Seiko 4531-120
• Seiko 3872-556
• Seiko 6278-716