Seiko Cal. 4452 - 337

The Seiko 4452-337 represents an important milestone in Seiko's 1979 lineup. Powered by the 4452 caliber with 31j jewels beating at 21,600 bph, it delivers a 39 hours power reserve. [seikata-wm-38ab85cfb0ab]

Also known as: Bellmatic

Specifications

Movement

Spring Drive

Case Material

Gold-Plated

Case Width

35mm

Case Thickness

9.3mm

Lug Width

18mm

Crystal

Hardlex

Bezel

Inner Rotating

Water Resistance

50m

Dial Color

Burgundy

Jewels

31j

Frequency

21,600 bph

Power Reserve

39 hours

Year

1979

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