Seiko Cal. 4528 - 682

This Spring Drive model from 1973 features a 38mm PVD Black case. With its 18mm lug width and 12.6mm profile, it sits comfortably on most wrists. [seikata-wm-99b94f94a263]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

38mm

Case Thickness

12.6mm

Lug Width

18mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

60m

Dial Color

Silver

Jewels

31j

Frequency

28,800 bph

Power Reserve

49 hours

Year

1973

Related Models

• Seiko 5649-840
• Seiko 7059-256
• Seiko 6664-693
• Seiko 5695-960
• Seiko 6321-587
• Seiko 4485-154
• Seiko 4531-949
• Seiko 5242-974
• Seiko 4457-930
• Seiko 3854-107
• Seiko 7173-901
• Seiko 3845-932