Seiko Cal. 6671 - 850

The Seiko 6671-850 represents an important milestone in Seiko's 1967 lineup. Powered by the 6671 caliber with 33j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-e21e4d20a7d3]

Also known as: Sea Horse, Crown

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

44mm

Case Thickness

14.1mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Coin-Edge

Water Resistance

60m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1967

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