Seiko Cal. 5620 - 427

The 5620-427 is a sought-after Spring Drive piece from Seiko's golden era. Powered by the 5620 caliber with 28j jewels beating at 36,000 bph, it delivers a 59 hours power reserve. [seikata-wm-22c5088146b3]

Also known as: Emperor

Specifications

Movement

Spring Drive

Case Material

Hardlex-Coated Steel

Case Width

46mm

Case Thickness

14.4mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Green

Jewels

28j

Frequency

36,000 bph

Power Reserve

59 hours

Year

1974

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