Seiko Cal. 6678 - 468

This Spring Drive model from 1974 features a 35mm PVD Black case. Powered by the 6678 caliber with 19j jewels beating at 21,600 bph, it delivers a 59 hours power reserve. [seikata-wm-bab1271601c6]

Also known as: Golden Tuna, Baby Tuna

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

35mm

Case Thickness

13.7mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

140m

Dial Color

Navy

Jewels

19j

Frequency

21,600 bph

Power Reserve

59 hours

Year

1974

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