Seiko Cal. 4434 - 452

This Spring Drive model from 1978 features a 43mm Two-Tone case. Powered by the 4434 caliber with 21j jewels beating at 36,000 bph, it delivers a 69 hours power reserve. [seikata-wm-17915f7ada1a]

Also known as: Monster, Crown

Specifications

Movement

Spring Drive

Case Material

Two-Tone

Case Width

43mm

Case Thickness

10.1mm

Lug Width

21mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

80m

Dial Color

Burgundy

Jewels

21j

Frequency

36,000 bph

Power Reserve

69 hours

Year

1978

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