Seiko Cal. 4578 - 246

This Solar model from 1986 features a 42mm Hardlex-Coated Steel case. Powered by the 4578 caliber with 21j jewels beating at 28,800 bph, it delivers a 52 hours power reserve. [seikata-wm-6f11f7735eb3]

Specifications

Movement

Solar

Case Material

Hardlex-Coated Steel

Case Width

42mm

Case Thickness

11.6mm

Lug Width

19mm

Crystal

Mineral

Bezel

Inner Rotating

Water Resistance

160m

Dial Color

Black

Jewels

21j

Frequency

28,800 bph

Power Reserve

52 hours

Year

1986

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