Seiko Cal. 6231 - 891

The Seiko 6231-891 represents an important milestone in Seiko's 1977 lineup. With its 21mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-3dc05dacb879]

Also known as: Golden Tuna

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

36mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

160m

Dial Color

Burgundy

Jewels

32j

Frequency

36,000 bph

Power Reserve

65 hours

Year

1977

Related Models

• Seiko 6624-938
• Seiko 3877-291
• Seiko 6269-526
• Seiko 4531-766
• Seiko 5258-513
• Seiko 6286-980
• Seiko 6381-141
• Seiko 4456-660
• Seiko 5290-281
• Seiko 7178-337
• Seiko 0736-434
• Seiko 4567-495