Seiko Cal. 6131 - 632

This Hand-Winding model from 1972 features a 36mm Hardlex-Coated Steel case. The Fixed bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-a2cbcfeefc40]

Also known as: Rally, Flighty

Specifications

Movement

Hand-Winding

Case Material

Hardlex-Coated Steel

Case Width

36mm

Case Thickness

8.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Fixed

Water Resistance

140m

Dial Color

Green

Jewels

36j

Frequency

21,600 bph

Power Reserve

64 hours

Year

1972

Related Models

• Seiko 6153-503
• Seiko 3814-600
• Seiko 4542-183
• Seiko 7178-160
• Seiko 7047-597
• Seiko 7146-552
• Seiko 6674-761
• Seiko 3876-733
• Seiko 0730-488
• Seiko 6275-882
• Seiko 7139-675
• Seiko 4594-828