Seiko Cal. 6231 - 277

The Seiko 6231-277 represents an important milestone in Seiko's 1967 lineup. The Fixed bezel and 39mm case give it a distinctive presence on the wrist. [seikata-wm-524a05c1b724]

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

39mm

Case Thickness

14.3mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

200m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

36,000 bph

Power Reserve

43 hours

Year

1967

Related Models

• Seiko 5294-442
• Seiko 7047-788
• Seiko 5680-459
• Seiko 6698-656
• Seiko 5687-711
• Seiko 3898-787
• Seiko 0781-430
• Seiko 4529-546
• Seiko 5215-394
• Seiko 7191-329
• Seiko 6144-267
• Seiko 6632-179