Seiko Cal. 5663 - 118

Released in 1979, the Cal. 5663 with design code 118 was part of Seiko's domestic market collection. With its 19mm lug width and 10.3mm profile, it sits comfortably on most wrists. [seikata-wm-b7bad5625bec]

Also known as: Sumo, Bellmatic

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

10.3mm

Lug Width

19mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

130m

Dial Color

Green

Jewels

36j

Frequency

36,000 bph

Power Reserve

53 hours

Year

1979

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