Seiko Cal. 4556 - 781

This Automatic model from 1970 features a 43mm Titanium case. Powered by the 4556 caliber with 19j jewels beating at 28,800 bph, it delivers a 70 hours power reserve. [seikata-wm-5f7482a7fb20]

Also known as: Turtle, Bellmatic

Specifications

Movement

Automatic

Case Material

Titanium

Case Width

43mm

Case Thickness

11.2mm

Lug Width

19mm

Crystal

Hardlex

Bezel

Bidirectional

Water Resistance

170m

Dial Color

Champagne

Jewels

19j

Frequency

28,800 bph

Power Reserve

70 hours

Year

1970

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