Seiko Cal. 6671 - 410

The Seiko 6671-410 represents an important milestone in Seiko's 1969 lineup. Powered by the 6671 caliber with 29j jewels beating at 36,000 bph, it delivers a 56 hours power reserve. [seikata-wm-ffc5401458b1]

Also known as: Bellmatic

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

41mm

Case Thickness

14.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

130m

Dial Color

Blue Sunburst

Jewels

29j

Frequency

36,000 bph

Power Reserve

56 hours

Year

1969

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