Seiko Cal. 5663 - 788

Released in 1974, the Cal. 5663 with design code 788 was part of Seiko's domestic market collection. The Coin-Edge bezel and 40mm case give it a distinctive presence on the wrist. [seikata-wm-63ec309ad343]

Also known as: Pogue, UFO

Specifications

Movement

Spring Drive

Case Material

Titanium

Case Width

40mm

Case Thickness

14.5mm

Lug Width

22mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Silver

Jewels

34j

Frequency

36,000 bph

Power Reserve

68 hours

Year

1974

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