Seiko Cal. 6231 - 324

Released in 1978, the Cal. 6231 with design code 324 was part of Seiko's domestic market collection. It features a Silver dial protected by a Hardlex crystal and offers 30m of water resistance. [seikata-wm-1216b6be69dc]

Also known as: Bellmatic, World Timer

Specifications

Movement

Automatic

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

11.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

30m

Dial Color

Silver

Jewels

19j

Frequency

21,600 bph

Power Reserve

49 hours

Year

1978

Related Models

• Seiko 3858-702
• Seiko 5638-393
• Seiko 6285-309
• Seiko 6221-378
• Seiko 7072-694
• Seiko 5610-518
• Seiko 6185-140
• Seiko 4496-380
• Seiko 6382-225
• Seiko 4552-948
• Seiko 6286-160
• Seiko 7069-873