Seiko Cal. 5691 - 240

The Seiko 5691-240 represents an important milestone in Seiko's 1998 lineup. Powered by the 5691 caliber with 32j jewels beating at 21,600 bph, it delivers a 65 hours power reserve. [seikata-wm-7a2518c70ff4]

Also known as: World Timer, Crown

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

34mm

Case Thickness

10.6mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Black

Jewels

32j

Frequency

21,600 bph

Power Reserve

65 hours

Year

1998

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