Seiko Cal. 0728 - 457

The Seiko 0728-457 represents an important milestone in Seiko's 1991 lineup. Powered by the 0728 caliber with 33j jewels beating at 36,000 bph, it delivers a 55 hours power reserve. [seikata-wm-a0b83887e2a6]

Also known as: Turtle, Samurai

Specifications

Movement

Automatic

Case Material

Two-Tone

Case Width

40mm

Case Thickness

11.2mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

30m

Dial Color

Green

Jewels

33j

Frequency

36,000 bph

Power Reserve

55 hours

Year

1991

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