Seiko Cal. 5632 - 866

The Seiko 5632-866 represents an important milestone in Seiko's 1968 lineup. With its 18mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-a261ad0ad452]

Also known as: Bullhead, Sportsmatic

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

37mm

Case Thickness

13.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Green

Jewels

18j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1968

Related Models

• Seiko 5674-986
• Seiko 0746-598
• Seiko 7197-162
• Seiko 5287-493
• Seiko 6331-233
• Seiko 5272-768
• Seiko 6347-346
• Seiko 5248-898
• Seiko 0731-117
• Seiko 5264-848
• Seiko 4455-143
• Seiko 6247-320