Seiko Cal. 6671 - 566

The Seiko 6671-566 represents an important milestone in Seiko's 1980 lineup. Powered by the 6671 caliber with 26j jewels beating at 36,000 bph, it delivers a 57 hours power reserve. [seikata-wm-4d5732063335]

Also known as: Bullhead

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

46mm

Case Thickness

13.6mm

Lug Width

22mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

120m

Dial Color

Silver

Jewels

26j

Frequency

36,000 bph

Power Reserve

57 hours

Year

1980

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