Seiko Cal. 6231 - 864

The Seiko 6231-864 represents an important milestone in Seiko's 1988 lineup. With its 21mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-67d90361bfe5]

Also known as: Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

45mm

Case Thickness

15.5mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

50m

Dial Color

Cream

Jewels

33j

Frequency

28,800 bph

Power Reserve

60 hours

Year

1988

Related Models

• Seiko 5679-751
• Seiko 4416-896
• Seiko 5259-285
• Seiko 5229-975
• Seiko 7058-507
• Seiko 4474-673
• Seiko 4482-985
• Seiko 0798-759
• Seiko 0782-361
• Seiko 6169-858
• Seiko 7180-952
• Seiko 6669-864