Seiko Cal. 4538 - 978

The 4538-978 is a sought-after Solar piece from Seiko's golden era. Powered by the 4538 caliber with 25j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-1a9d31c02911]

Also known as: Emperor

Specifications

Movement

Solar

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.3mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Coin-Edge

Water Resistance

80m

Dial Color

Burgundy

Jewels

25j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1984

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