Seiko Cal. 5691 - 657

The Seiko 5691-657 represents an important milestone in Seiko's 1972 lineup. The Fixed bezel and 41mm case give it a distinctive presence on the wrist. [seikata-wm-9ada36a98408]

Also known as: Panda, Emperor

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

41mm

Case Thickness

10.1mm

Lug Width

18mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

110m

Dial Color

Silver

Jewels

20j

Frequency

36,000 bph

Power Reserve

60 hours

Year

1972

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