Seiko Cal. 7028 - 136

This Hand-Winding model from 1966 features a 41mm Hardlex-Coated Steel case. With its 21mm lug width and 11.2mm profile, it sits comfortably on most wrists. [seikata-wm-8dab0d6fe8ec]

Also known as: Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

41mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

40m

Dial Color

White

Jewels

18j

Frequency

21,600 bph

Power Reserve

43 hours

Year

1966

Related Models

• Seiko 7193-997
• Seiko 6651-138
• Seiko 5217-451
• Seiko 0789-987
• Seiko 6174-248
• Seiko 0758-554
• Seiko 4512-302
• Seiko 5245-487
• Seiko 7063-673
• Seiko 6132-871
• Seiko 6637-926
• Seiko 3813-581