Seiko Cal. 6630 - 254

This Solar model from 1967 features a 36mm Gold-Plated case. With its 18mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-46d5cf419085]

Also known as: Baby Tuna

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

36mm

Case Thickness

15.5mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Silver

Jewels

23j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1967

Related Models

• Seiko 6674-938
• Seiko 6288-258
• Seiko 6227-468
• Seiko 6641-782
• Seiko 0768-563
• Seiko 4450-132
• Seiko 6196-731
• Seiko 6181-358
• Seiko 7030-232
• Seiko 5628-419
• Seiko 3892-164
• Seiko 5683-648