Seiko Cal. 4423 - 262

This Spring Drive model from 1983 features a 34mm Two-Tone case. Powered by the 4423 caliber with 28j jewels beating at 36,000 bph, it delivers a 70 hours power reserve. [seikata-wm-56a88a9037c7]

Also known as: Sumo

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

34mm

Case Thickness

9.9mm

Lug Width

21mm

Crystal

Sapphire

Bezel

Bidirectional

Water Resistance

200m

Dial Color

Champagne

Jewels

28j

Frequency

36,000 bph

Power Reserve

70 hours

Year

1983

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