Seiko Cal. 5636 - 633

Released in 1969, the Cal. 5636 with design code 633 was part of Seiko's domestic market collection. The Coin-Edge bezel and 37mm case give it a distinctive presence on the wrist. [seikata-wm-b6ed776dcf8c]

Also known as: Samurai, Navigator

Specifications

Movement

Automatic

Case Material

PVD Black

Case Width

37mm

Case Thickness

11.9mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

30m

Dial Color

White

Jewels

21j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1969

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