Seiko Cal. 6678 - 669

This Hand-Winding model from 1981 features a 35mm Stainless Steel case. Powered by the 6678 caliber with 29j jewels beating at 21,600 bph, it delivers a 55 hours power reserve. [seikata-wm-e3323b792271]

Also known as: Samurai, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

15.1mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

40m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

21,600 bph

Power Reserve

55 hours

Year

1981

Related Models

• Seiko 4475-410
• Seiko 6675-874
• Seiko 5684-671
• Seiko 7197-864
• Seiko 4491-656
• Seiko 6258-175
• Seiko 7196-807
• Seiko 7191-224
• Seiko 4462-765
• Seiko 6120-771
• Seiko 6379-506
• Seiko 6334-859