Seiko Cal. 0728 - 180

Released in 1974, the Cal. 0728 with design code 180 was part of Seiko's domestic market collection. With its 18mm lug width and 11.3mm profile, it sits comfortably on most wrists. [seikata-wm-5c6ac87ffb2b]

Also known as: Samurai

Specifications

Movement

Quartz

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

11.3mm

Lug Width

18mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Black

Jewels

23j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1974

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