Seiko Cal. 6674 - 986

The Seiko 6674-986 represents an important milestone in Seiko's 1979 lineup. Powered by the 6674 caliber with 27j jewels beating at 28,800 bph, it delivers a 61 hours power reserve. [seikata-wm-c895c4bc0356]

Also known as: Monster, Tuna

Specifications

Movement

Quartz

Case Material

Two-Tone

Case Width

40mm

Case Thickness

14.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

110m

Dial Color

Silver

Jewels

27j

Frequency

28,800 bph

Power Reserve

61 hours

Year

1979

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