Seiko Cal. 0720 - 918

The Seiko 0720-918 represents an important milestone in Seiko's 1977 lineup. Powered by the 0720 caliber with 28j jewels beating at 21,600 bph, it delivers a 57 hours power reserve. [seikata-wm-9d8b652a9b4d]

Also known as: World Timer

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

44mm

Case Thickness

12.8mm

Lug Width

19mm

Crystal

Mineral

Bezel

Fixed

Water Resistance

160m

Dial Color

Navy

Jewels

28j

Frequency

21,600 bph

Power Reserve

57 hours

Year

1977

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