Seiko Cal. 0728 - 700

The Seiko 0728-700 represents an important milestone in Seiko's 1980 lineup. Powered by the 0728 caliber with 30j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-bc315a8f698d]

Also known as: World Timer

Specifications

Movement

Hand-Winding

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

10.6mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Fixed

Water Resistance

150m

Dial Color

Navy

Jewels

30j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1980

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