Seiko Cal. 6699 - 143

The Seiko 6699-143 represents an important milestone in Seiko's 1967 lineup. Powered by the 6699 caliber with 26j jewels beating at 28,800 bph, it delivers a 68 hours power reserve. [seikata-wm-65ba9ccd7d8b]

Also known as: Bullhead

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

45mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

30m

Dial Color

Silver

Jewels

26j

Frequency

28,800 bph

Power Reserve

68 hours

Year

1967

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