Seiko Cal. 0764 - 542

The Seiko 0764-542 represents an important milestone in Seiko's 1989 lineup. With its 21mm lug width and 14.5mm profile, it sits comfortably on most wrists. [seikata-wm-b6d8408ce04d]

Also known as: Helmet, Sportsmatic

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

41mm

Case Thickness

14.5mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

170m

Dial Color

Champagne

Jewels

20j

Frequency

36,000 bph

Power Reserve

44 hours

Year

1989

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