Seiko Cal. 6671 - 646

The Seiko 6671-646 represents an important milestone in Seiko's 1974 lineup. Powered by the 6671 caliber with 28j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-82257abd82ac]

Also known as: Shogun

Specifications

Movement

Solar

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

10.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

90m

Dial Color

White

Jewels

28j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1974

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