Seiko Cal. 0728 - 581

The Seiko 0728-581 represents an important milestone in Seiko's 1981 lineup. It features a Silver dial protected by a Mineral crystal and offers 150m of water resistance. [seikata-wm-b7ed015cbbb0]

Also known as: Tuna

Specifications

Movement

Kinetic

Case Material

Gold-Plated

Case Width

43mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

150m

Dial Color

Silver

Jewels

29j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1981

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