Seiko Cal. 6671 - 313

This Hand-Winding model from 1975 features a 41mm Stainless Steel case. With its 19mm lug width and 13.1mm profile, it sits comfortably on most wrists. [seikata-wm-9a29ceb84167]

Also known as: Baby Tuna, Arnie

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

13.1mm

Lug Width

19mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

150m

Dial Color

White

Jewels

25j

Frequency

28,800 bph

Power Reserve

44 hours

Year

1975

Related Models

• Seiko 4544-117
• Seiko 0786-463
• Seiko 6323-948
• Seiko 0735-391
• Seiko 5223-685
• Seiko 6331-136
• Seiko 6129-194
• Seiko 3810-726
• Seiko 6314-870
• Seiko 4559-718
• Seiko 5653-241
• Seiko 4566-554