Seiko Cal. 6634 - 159

This Spring Drive model from 1999 features a 36mm Stainless Steel case. With its 21mm lug width and 8.4mm profile, it sits comfortably on most wrists. [seikata-wm-649c5e9ef8e9]

Also known as: Navigator, Golden Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

8.4mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

170m

Dial Color

Black

Jewels

22j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1999

Related Models

• Seiko 6638-932
• Seiko 7128-546
• Seiko 6694-473
• Seiko 0796-166
• Seiko 5617-703
• Seiko 0725-722
• Seiko 6157-375
• Seiko 5696-692
• Seiko 6239-360
• Seiko 6674-448
• Seiko 6639-604
• Seiko 6640-721