Seiko Cal. 6231 - 535

This Quartz model from 1983 features a 34mm Hardlex-Coated Steel case. Powered by the 6231 caliber with 28j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-70672e4f0ce9]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

34mm

Case Thickness

12.3mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

200m

Dial Color

Champagne

Jewels

28j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1983

Related Models

• Seiko 5256-309
• Seiko 6225-600
• Seiko 7050-573
• Seiko 5687-912
• Seiko 6243-477
• Seiko 6338-869
• Seiko 6176-200
• Seiko 3845-794
• Seiko 5258-158
• Seiko 6625-887
• Seiko 4427-613
• Seiko 6194-857