Seiko Cal. 6636 - 160

This Spring Drive model from 1983 features a 40mm PVD Black case. With its 18mm lug width and 13.5mm profile, it sits comfortably on most wrists. [seikata-wm-303ba9f596f8]

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

13.5mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

110m

Dial Color

Burgundy

Jewels

19j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1983

Related Models

• Seiko 5662-115
• Seiko 6177-428
• Seiko 3814-720
• Seiko 4416-171
• Seiko 6117-655
• Seiko 6244-529
• Seiko 4521-594
• Seiko 5291-814
• Seiko 7157-880
• Seiko 5232-237
• Seiko 5646-758
• Seiko 0786-300