Seiko Cal. 4564 - 376

This Hand-Winding model from 1990 features a 43mm Stainless Steel case. Powered by the 4564 caliber with 21j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-a38c96844bbf]

Also known as: Tuna, Crown

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

43mm

Case Thickness

14.2mm

Lug Width

20mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

80m

Dial Color

Navy

Jewels

21j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1990

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