Seiko Cal. 5642 - 888

Released in 1974, the Cal. 5642 with design code 888 was part of Seiko's domestic market collection. With its 21mm lug width and 9.8mm profile, it sits comfortably on most wrists. [seikata-wm-e1aec929cfef]

Also known as: Silverwave, Baby Tuna

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

39mm

Case Thickness

9.8mm

Lug Width

21mm

Crystal

Mineral

Bezel

Coin-Edge

Water Resistance

150m

Dial Color

Green

Jewels

34j

Frequency

28,800 bph

Power Reserve

64 hours

Year

1974

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