Seiko Cal. 4564 - 770

The 4564-770 is a sought-after Spring Drive piece from Seiko's golden era. With its 21mm lug width and 11.8mm profile, it sits comfortably on most wrists. [seikata-wm-e872cc9dfa11]

Also known as: Baby Tuna

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

45mm

Case Thickness

11.8mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Rotating

Water Resistance

100m

Dial Color

Silver

Jewels

21j

Frequency

28,800 bph

Power Reserve

63 hours

Year

1986

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