Seiko Cal. 6636 - 222

This Spring Drive model from 1989 features a 44mm PVD Black case. With its 18mm lug width and 13.8mm profile, it sits comfortably on most wrists. [seikata-wm-12ea7282c218]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

44mm

Case Thickness

13.8mm

Lug Width

18mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

White

Jewels

34j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1989

Related Models

• Seiko 6142-511
• Seiko 3812-216
• Seiko 0710-211
• Seiko 4415-101
• Seiko 6239-290
• Seiko 4482-827
• Seiko 6660-932
• Seiko 7178-877
• Seiko 5641-104
• Seiko 3821-199
• Seiko 7043-666
• Seiko 6634-688