Seiko Cal. 6671 - 861

The Seiko 6671-861 represents an important milestone in Seiko's 1969 lineup. With its 20mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-4341afabdf7f]

Also known as: Bellmatic, Crown

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

41mm

Case Thickness

9.8mm

Lug Width

20mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

120m

Dial Color

Silver

Jewels

26j

Frequency

21,600 bph

Power Reserve

58 hours

Year

1969

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