Seiko Cal. 6691 - 596

This Spring Drive model from 1982 features a 35mm Titanium case. With its 20mm lug width and 9.9mm profile, it sits comfortably on most wrists. [seikata-wm-456de748ed4e]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

35mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

80m

Dial Color

White

Jewels

32j

Frequency

21,600 bph

Power Reserve

71 hours

Year

1982

Related Models

• Seiko 7067-336
• Seiko 5218-601
• Seiko 4472-949
• Seiko 7182-547
• Seiko 5662-265
• Seiko 7046-705
• Seiko 7159-468
• Seiko 6136-272
• Seiko 6341-791
• Seiko 5287-774
• Seiko 3882-240
• Seiko 7115-316