Seiko Cal. 6688 - 402

This Solar model from 1976 features a 34mm Stainless Steel case. The Fixed bezel and 34mm case give it a distinctive presence on the wrist. [seikata-wm-e212d0a1a000]

Also known as: Helmet

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

34mm

Case Thickness

15.7mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

180m

Dial Color

Champagne

Jewels

18j

Frequency

36,000 bph

Power Reserve

41 hours

Year

1976

Related Models

• Seiko 7040-337
• Seiko 0763-269
• Seiko 3868-176
• Seiko 6268-566
• Seiko 4449-782
• Seiko 6382-277
• Seiko 5261-582
• Seiko 7168-774
• Seiko 5291-975
• Seiko 4477-976
• Seiko 7067-659
• Seiko 6688-888