Seiko Cal. 6691 - 575

Released in 1978, the Cal. 6691 with design code 575 was part of Seiko's domestic market collection. Powered by the 6691 caliber with 26j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-39816da9e8c4]

Also known as: Pogue, World Timer

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

40mm

Case Thickness

10.2mm

Lug Width

21mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

26j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1978

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