Seiko Cal. 6671 - 840

Released in 1968, the Cal. 6671 with design code 840 was part of Seiko's domestic market collection. Powered by the 6671 caliber with 34j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-e7a43f73d659]

Also known as: Shogun, Flighty

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

10.0mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

90m

Dial Color

Navy

Jewels

34j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1968

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