Seiko Cal. 4420 - 368

This Spring Drive model from 1995 features a 39mm Two-Tone case. Powered by the 4420 caliber with 25j jewels beating at 21,600 bph, it delivers a 38 hours power reserve. [seikata-wm-18dd21583879]

Also known as: World Timer

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

39mm

Case Thickness

9.2mm

Lug Width

22mm

Crystal

Acrylic

Bezel

Inner Rotating

Water Resistance

190m

Dial Color

Silver

Jewels

25j

Frequency

21,600 bph

Power Reserve

38 hours

Year

1995

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