Seiko Cal. 3880 - 997

This Hand-Winding model from 1970 features a 46mm Stainless Steel case. Powered by the 3880 caliber with 27j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-48c47f14e390]

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

46mm

Case Thickness

9.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

27j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1970

Related Models

• Seiko 5242-970
• Seiko 3853-887
• Seiko 3836-895
• Seiko 5256-808
• Seiko 6640-808
• Seiko 7168-556
• Seiko 4523-428
• Seiko 6689-387
• Seiko 6232-124
• Seiko 7058-818
• Seiko 5611-369
• Seiko 4519-565