Seiko Cal. 6687 - 341

The Seiko 6687-341 represents an important milestone in Seiko's 1991 lineup. Powered by the 6687 caliber with 21j jewels beating at 21,600 bph, it delivers a 48 hours power reserve. [seikata-wm-8730b2a4e6ce]

Also known as: Shogun

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

9.0mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

180m

Dial Color

Black

Jewels

21j

Frequency

21,600 bph

Power Reserve

48 hours

Year

1991

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