Seiko Cal. 6659 - 228

This Spring Drive model from 1972 features a 38mm Hardlex-Coated Steel case. Powered by the 6659 caliber with 28j jewels beating at 28,800 bph, it delivers a 46 hours power reserve. [seikata-wm-6dcd3c285f4d]

Also known as: Helmet, Goldfeather

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

38mm

Case Thickness

14.9mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Burgundy

Jewels

28j

Frequency

28,800 bph

Power Reserve

46 hours

Year

1972

Related Models

• Seiko 6347-130
• Seiko 4434-419
• Seiko 7074-818
• Seiko 6272-273
• Seiko 6672-886
• Seiko 4567-632
• Seiko 7085-208
• Seiko 4467-487
• Seiko 5232-105
• Seiko 3880-683
• Seiko 4489-450
• Seiko 6623-872