Seiko Cal. 5639 - 298

This Hand-Winding model from 1978 features a 35mm Stainless Steel case. Powered by the 5639 caliber with 19j jewels beating at 21,600 bph, it delivers a 50 hours power reserve. [seikata-wm-a115ccc7ff72]

Also known as: Turtle

Specifications

Movement

Hand-Winding

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

10.1mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Burgundy

Jewels

19j

Frequency

21,600 bph

Power Reserve

50 hours

Year

1978

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