Seiko Cal. 4565 - 957

This Hand-Winding model from 1986 features a 37mm Stainless Steel case. Powered by the 4565 caliber with 24j jewels beating at 28,800 bph, it delivers a 53 hours power reserve. [seikata-wm-fa362df9b271]

Also known as: Tuna, Navigator

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

37mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Blue Sunburst

Jewels

24j

Frequency

28,800 bph

Power Reserve

53 hours

Year

1986

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