Seiko Cal. 6690 - 699

This Solar model from 1965 features a 38mm Stainless Steel case. With its 18mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-6897ed4f89ef]

Also known as: Turtle, Golden Tuna

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

38mm

Case Thickness

8.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

23j

Frequency

21,600 bph

Power Reserve

36 hours

Year

1965

Related Models

• Seiko 7148-720
• Seiko 7162-124
• Seiko 6283-954
• Seiko 6217-238
• Seiko 6388-863
• Seiko 6396-315
• Seiko 6269-880
• Seiko 5256-179
• Seiko 7085-411
• Seiko 7054-766
• Seiko 5286-296
• Seiko 6188-469