Seiko Cal. 4530 - 784

This Solar model from 1970 features a 44mm Titanium case. Powered by the 4530 caliber with 17j jewels beating at 28,800 bph, it delivers a 71 hours power reserve. [seikata-wm-203f47a72a32]

Also known as: Sumo, Silverwave

Specifications

Movement

Solar

Case Material

Titanium

Case Width

44mm

Case Thickness

14.4mm

Lug Width

19mm

Crystal

Acrylic

Bezel

Bidirectional

Water Resistance

60m

Dial Color

White

Jewels

17j

Frequency

28,800 bph

Power Reserve

71 hours

Year

1970

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