Seiko Cal. 4427 - 764

This Spring Drive model from 1988 features a 38mm Gold-Plated case. Powered by the 4427 caliber with 30j jewels beating at 36,000 bph, it delivers a 63 hours power reserve. [seikata-wm-01338d2fffa2]

Also known as: Panda, Emperor

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

38mm

Case Thickness

10.8mm

Lug Width

22mm

Crystal

Sapphire

Bezel

Inner Rotating

Water Resistance

60m

Dial Color

Silver

Jewels

30j

Frequency

36,000 bph

Power Reserve

63 hours

Year

1988

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