Seiko Cal. 4448 - 684

This Quartz model from 1974 features a 39mm Gold-Plated case. Powered by the 4448 caliber with 28j jewels beating at 28,800 bph, it delivers a 54 hours power reserve. [seikata-wm-5e8107f19e7b]

Also known as: World Timer, Emperor

Specifications

Movement

Quartz

Case Material

Gold-Plated

Case Width

39mm

Case Thickness

9.9mm

Lug Width

20mm

Crystal

Hardlex

Bezel

Rotating

Water Resistance

160m

Dial Color

Silver

Jewels

28j

Frequency

28,800 bph

Power Reserve

54 hours

Year

1974

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