Seiko Cal. 0728 - 672

Released in 1981, the Cal. 0728 with design code 672 was part of Seiko's domestic market collection. With its 22mm lug width and 8.7mm profile, it sits comfortably on most wrists. [seikata-wm-165b84ce06bc]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

PVD Black

Case Width

40mm

Case Thickness

8.7mm

Lug Width

22mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

70m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

21,600 bph

Power Reserve

70 hours

Year

1981

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