Seiko Cal. 0730 - 446

The Seiko 0730-446 represents an important milestone in Seiko's 1970 lineup. With its 18mm lug width and 9.6mm profile, it sits comfortably on most wrists. [seikata-wm-53fa9dbc3c00]

Also known as: Monster, Sportsmatic

Specifications

Movement

Quartz

Case Material

Titanium

Case Width

41mm

Case Thickness

9.6mm

Lug Width

18mm

Crystal

Sapphire

Bezel

Rotating

Water Resistance

110m

Dial Color

Navy

Jewels

20j

Frequency

28,800 bph

Power Reserve

43 hours

Year

1970

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