Seiko Cal. 5663 - 412

Released in 1973, the Cal. 5663 with design code 412 was part of Seiko's domestic market collection. The Coin-Edge bezel and 36mm case give it a distinctive presence on the wrist. [seikata-wm-bbfa11038ec3]

Also known as: World Timer, Navigator

Specifications

Movement

Quartz

Case Material

PVD Black

Case Width

36mm

Case Thickness

10.9mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

90m

Dial Color

White

Jewels

17j

Frequency

36,000 bph

Power Reserve

72 hours

Year

1973

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