Seiko Cal. 5681 - 171

Released in 1980, the Cal. 5681 with design code 171 was part of Seiko's domestic market collection. With its 19mm lug width and 9.0mm profile, it sits comfortably on most wrists. [seikata-wm-8d09be49bdb4]

Also known as: Bullhead, Rally

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

110m

Dial Color

Navy

Jewels

29j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1980

Related Models

• Seiko 6132-802
• Seiko 6679-700
• Seiko 6169-938
• Seiko 3872-961
• Seiko 6660-496
• Seiko 4482-740
• Seiko 6181-160
• Seiko 3846-898
• Seiko 7035-893
• Seiko 7020-128
• Seiko 6697-865
• Seiko 0777-567