Seiko Cal. 6613 - 437

The Seiko 6613-437 represents an important milestone in Seiko's 1989 lineup. With its 18mm lug width and 10.4mm profile, it sits comfortably on most wrists. [seikata-wm-3a5de6362b29]

Also known as: Crown

Specifications

Movement

Quartz

Case Material

Stainless Steel

Case Width

41mm

Case Thickness

10.4mm

Lug Width

18mm

Crystal

Acrylic

Bezel

Fixed

Water Resistance

180m

Dial Color

Green

Jewels

22j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1989

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