Seiko Cal. 0731 - 669

The Seiko 0731-669 represents an important milestone in Seiko's 1992 lineup. Powered by the 0731 caliber with 25j jewels beating at 28,800 bph, it delivers a 66 hours power reserve. [seikata-wm-13dcd2b7efb7]

Also known as: World Timer

Specifications

Movement

Solar

Case Material

PVD Black

Case Width

36mm

Case Thickness

13.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

140m

Dial Color

Champagne

Jewels

25j

Frequency

28,800 bph

Power Reserve

66 hours

Year

1992

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