Seiko Cal. 4597 - 257

This Hand-Winding model from 1971 features a 37mm Titanium case. Powered by the 4597 caliber with 19j jewels beating at 36,000 bph, it delivers a 67 hours power reserve. [seikata-wm-9e55ede789ca]

Also known as: Turtle, Shogun

Specifications

Movement

Hand-Winding

Case Material

Titanium

Case Width

37mm

Case Thickness

12.6mm

Lug Width

21mm

Crystal

Mineral

Bezel

Rotating

Water Resistance

190m

Dial Color

Champagne

Jewels

19j

Frequency

36,000 bph

Power Reserve

67 hours

Year

1971

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