Seiko Cal. 6636 - 530

Released in 1984, the Cal. 6636 with design code 530 was part of Seiko's domestic market collection. With its 20mm lug width and 15.5mm profile, it sits comfortably on most wrists. [seikata-wm-174a8ec03adb]

Also known as: Helmet, Flighty

Specifications

Movement

Kinetic

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

15.5mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

30m

Dial Color

Black

Jewels

33j

Frequency

28,800 bph

Power Reserve

38 hours

Year

1984

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