Seiko Cal. 5691 - 208

The Seiko 5691-208 represents an important milestone in Seiko's 1980 lineup. Powered by the 5691 caliber with 21j jewels beating at 36,000 bph, it delivers a 53 hours power reserve. [seikata-wm-968010ea3fa7]

Also known as: Turtle, Bellmatic

Specifications

Movement

Hand-Winding

Case Material

PVD Black

Case Width

36mm

Case Thickness

12.9mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

150m

Dial Color

Silver

Jewels

21j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1980

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