Seiko Cal. 0728 - 711

The Seiko 0728-711 represents an important milestone in Seiko's 1989 lineup. Powered by the 0728 caliber with 19j jewels beating at 21,600 bph, it delivers a 41 hours power reserve. [seikata-wm-4d2347608833]

Also known as: Tuna

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

35mm

Case Thickness

11.0mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

120m

Dial Color

Blue Sunburst

Jewels

19j

Frequency

21,600 bph

Power Reserve

41 hours

Year

1989

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